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v3.15
   1/*
   2 *  Driver for Ensoniq ES1370/ES1371 AudioPCI soundcard
   3 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>,
   4 *		     Thomas Sailer <sailer@ife.ee.ethz.ch>
   5 *
   6 *   This program is free software; you can redistribute it and/or modify
   7 *   it under the terms of the GNU General Public License as published by
   8 *   the Free Software Foundation; either version 2 of the License, or
   9 *   (at your option) any later version.
  10 *
  11 *   This program is distributed in the hope that it will be useful,
  12 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 *   GNU General Public License for more details.
  15 *
  16 *   You should have received a copy of the GNU General Public License
  17 *   along with this program; if not, write to the Free Software
  18 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 *
  20 */
  21
  22/* Power-Management-Code ( CONFIG_PM )
  23 * for ens1371 only ( FIXME )
  24 * derived from cs4281.c, atiixp.c and via82xx.c
  25 * using http://www.alsa-project.org/~tiwai/writing-an-alsa-driver/ 
  26 * by Kurt J. Bosch
  27 */
  28
  29#include <asm/io.h>
  30#include <linux/delay.h>
  31#include <linux/interrupt.h>
  32#include <linux/init.h>
  33#include <linux/pci.h>
  34#include <linux/slab.h>
  35#include <linux/gameport.h>
  36#include <linux/module.h>
  37#include <linux/mutex.h>
  38
  39#include <sound/core.h>
  40#include <sound/control.h>
  41#include <sound/pcm.h>
  42#include <sound/rawmidi.h>
  43#ifdef CHIP1371
  44#include <sound/ac97_codec.h>
  45#else
  46#include <sound/ak4531_codec.h>
  47#endif
  48#include <sound/initval.h>
  49#include <sound/asoundef.h>
  50
  51#ifndef CHIP1371
  52#undef CHIP1370
  53#define CHIP1370
  54#endif
  55
  56#ifdef CHIP1370
  57#define DRIVER_NAME "ENS1370"
  58#define CHIP_NAME "ES1370" /* it can be ENS but just to keep compatibility... */
  59#else
  60#define DRIVER_NAME "ENS1371"
  61#define CHIP_NAME "ES1371"
  62#endif
  63
  64
  65MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, Thomas Sailer <sailer@ife.ee.ethz.ch>");
  66MODULE_LICENSE("GPL");
  67#ifdef CHIP1370
  68MODULE_DESCRIPTION("Ensoniq AudioPCI ES1370");
  69MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI-97 ES1370},"
  70	        "{Creative Labs,SB PCI64/128 (ES1370)}}");
  71#endif
  72#ifdef CHIP1371
  73MODULE_DESCRIPTION("Ensoniq/Creative AudioPCI ES1371+");
  74MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI ES1371/73},"
  75		"{Ensoniq,AudioPCI ES1373},"
  76		"{Creative Labs,Ectiva EV1938},"
  77		"{Creative Labs,SB PCI64/128 (ES1371/73)},"
  78		"{Creative Labs,Vibra PCI128},"
  79		"{Ectiva,EV1938}}");
  80#endif
  81
  82#if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
  83#define SUPPORT_JOYSTICK
  84#endif
  85
  86static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
  87static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
  88static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable switches */
  89#ifdef SUPPORT_JOYSTICK
  90#ifdef CHIP1371
  91static int joystick_port[SNDRV_CARDS];
  92#else
  93static bool joystick[SNDRV_CARDS];
  94#endif
  95#endif
  96#ifdef CHIP1371
  97static int spdif[SNDRV_CARDS];
  98static int lineio[SNDRV_CARDS];
  99#endif
 100
 101module_param_array(index, int, NULL, 0444);
 102MODULE_PARM_DESC(index, "Index value for Ensoniq AudioPCI soundcard.");
 103module_param_array(id, charp, NULL, 0444);
 104MODULE_PARM_DESC(id, "ID string for Ensoniq AudioPCI soundcard.");
 105module_param_array(enable, bool, NULL, 0444);
 106MODULE_PARM_DESC(enable, "Enable Ensoniq AudioPCI soundcard.");
 107#ifdef SUPPORT_JOYSTICK
 108#ifdef CHIP1371
 109module_param_array(joystick_port, int, NULL, 0444);
 110MODULE_PARM_DESC(joystick_port, "Joystick port address.");
 111#else
 112module_param_array(joystick, bool, NULL, 0444);
 113MODULE_PARM_DESC(joystick, "Enable joystick.");
 114#endif
 115#endif /* SUPPORT_JOYSTICK */
 116#ifdef CHIP1371
 117module_param_array(spdif, int, NULL, 0444);
 118MODULE_PARM_DESC(spdif, "S/PDIF output (-1 = none, 0 = auto, 1 = force).");
 119module_param_array(lineio, int, NULL, 0444);
 120MODULE_PARM_DESC(lineio, "Line In to Rear Out (0 = auto, 1 = force).");
 121#endif
 122
 123/* ES1371 chip ID */
 124/* This is a little confusing because all ES1371 compatible chips have the
 125   same DEVICE_ID, the only thing differentiating them is the REV_ID field.
 126   This is only significant if you want to enable features on the later parts.
 127   Yes, I know it's stupid and why didn't we use the sub IDs?
 128*/
 129#define ES1371REV_ES1373_A  0x04
 130#define ES1371REV_ES1373_B  0x06
 131#define ES1371REV_CT5880_A  0x07
 132#define CT5880REV_CT5880_C  0x02
 133#define CT5880REV_CT5880_D  0x03	/* ??? -jk */
 134#define CT5880REV_CT5880_E  0x04	/* mw */
 135#define ES1371REV_ES1371_B  0x09
 136#define EV1938REV_EV1938_A  0x00
 137#define ES1371REV_ES1373_8  0x08
 138
 139/*
 140 * Direct registers
 141 */
 142
 143#define ES_REG(ensoniq, x) ((ensoniq)->port + ES_REG_##x)
 144
 145#define ES_REG_CONTROL	0x00	/* R/W: Interrupt/Chip select control register */
 146#define   ES_1370_ADC_STOP	(1<<31)		/* disable capture buffer transfers */
 147#define   ES_1370_XCTL1 	(1<<30)		/* general purpose output bit */
 148#define   ES_1373_BYPASS_P1	(1<<31)		/* bypass SRC for PB1 */
 149#define   ES_1373_BYPASS_P2	(1<<30)		/* bypass SRC for PB2 */
 150#define   ES_1373_BYPASS_R	(1<<29)		/* bypass SRC for REC */
 151#define   ES_1373_TEST_BIT	(1<<28)		/* should be set to 0 for normal operation */
 152#define   ES_1373_RECEN_B	(1<<27)		/* mix record with playback for I2S/SPDIF out */
 153#define   ES_1373_SPDIF_THRU	(1<<26)		/* 0 = SPDIF thru mode, 1 = SPDIF == dig out */
 154#define   ES_1371_JOY_ASEL(o)	(((o)&0x03)<<24)/* joystick port mapping */
 155#define   ES_1371_JOY_ASELM	(0x03<<24)	/* mask for above */
 156#define   ES_1371_JOY_ASELI(i)  (((i)>>24)&0x03)
 157#define   ES_1371_GPIO_IN(i)	(((i)>>20)&0x0f)/* GPIO in [3:0] pins - R/O */
 158#define   ES_1370_PCLKDIVO(o)	(((o)&0x1fff)<<16)/* clock divide ratio for DAC2 */
 159#define   ES_1370_PCLKDIVM	((0x1fff)<<16)	/* mask for above */
 160#define   ES_1370_PCLKDIVI(i)	(((i)>>16)&0x1fff)/* clock divide ratio for DAC2 */
 161#define   ES_1371_GPIO_OUT(o)	(((o)&0x0f)<<16)/* GPIO out [3:0] pins - W/R */
 162#define   ES_1371_GPIO_OUTM     (0x0f<<16)	/* mask for above */
 163#define   ES_MSFMTSEL		(1<<15)		/* MPEG serial data format; 0 = SONY, 1 = I2S */
 164#define   ES_1370_M_SBB		(1<<14)		/* clock source for DAC - 0 = clock generator; 1 = MPEG clocks */
 165#define   ES_1371_SYNC_RES	(1<<14)		/* Warm AC97 reset */
 166#define   ES_1370_WTSRSEL(o)	(((o)&0x03)<<12)/* fixed frequency clock for DAC1 */
 167#define   ES_1370_WTSRSELM	(0x03<<12)	/* mask for above */
 168#define   ES_1371_ADC_STOP	(1<<13)		/* disable CCB transfer capture information */
 169#define   ES_1371_PWR_INTRM	(1<<12)		/* power level change interrupts enable */
 170#define   ES_1370_DAC_SYNC	(1<<11)		/* DAC's are synchronous */
 171#define   ES_1371_M_CB		(1<<11)		/* capture clock source; 0 = AC'97 ADC; 1 = I2S */
 172#define   ES_CCB_INTRM		(1<<10)		/* CCB voice interrupts enable */
 173#define   ES_1370_M_CB		(1<<9)		/* capture clock source; 0 = ADC; 1 = MPEG */
 174#define   ES_1370_XCTL0		(1<<8)		/* generap purpose output bit */
 175#define   ES_1371_PDLEV(o)	(((o)&0x03)<<8)	/* current power down level */
 176#define   ES_1371_PDLEVM	(0x03<<8)	/* mask for above */
 177#define   ES_BREQ		(1<<7)		/* memory bus request enable */
 178#define   ES_DAC1_EN		(1<<6)		/* DAC1 playback channel enable */
 179#define   ES_DAC2_EN		(1<<5)		/* DAC2 playback channel enable */
 180#define   ES_ADC_EN		(1<<4)		/* ADC capture channel enable */
 181#define   ES_UART_EN		(1<<3)		/* UART enable */
 182#define   ES_JYSTK_EN		(1<<2)		/* Joystick module enable */
 183#define   ES_1370_CDC_EN	(1<<1)		/* Codec interface enable */
 184#define   ES_1371_XTALCKDIS	(1<<1)		/* Xtal clock disable */
 185#define   ES_1370_SERR_DISABLE	(1<<0)		/* PCI serr signal disable */
 186#define   ES_1371_PCICLKDIS     (1<<0)		/* PCI clock disable */
 187#define ES_REG_STATUS	0x04	/* R/O: Interrupt/Chip select status register */
 188#define   ES_INTR               (1<<31)		/* Interrupt is pending */
 189#define   ES_1371_ST_AC97_RST	(1<<29)		/* CT5880 AC'97 Reset bit */
 190#define   ES_1373_REAR_BIT27	(1<<27)		/* rear bits: 000 - front, 010 - mirror, 101 - separate */
 191#define   ES_1373_REAR_BIT26	(1<<26)
 192#define   ES_1373_REAR_BIT24	(1<<24)
 193#define   ES_1373_GPIO_INT_EN(o)(((o)&0x0f)<<20)/* GPIO [3:0] pins - interrupt enable */
 194#define   ES_1373_SPDIF_EN	(1<<18)		/* SPDIF enable */
 195#define   ES_1373_SPDIF_TEST	(1<<17)		/* SPDIF test */
 196#define   ES_1371_TEST          (1<<16)		/* test ASIC */
 197#define   ES_1373_GPIO_INT(i)	(((i)&0x0f)>>12)/* GPIO [3:0] pins - interrupt pending */
 198#define   ES_1370_CSTAT		(1<<10)		/* CODEC is busy or register write in progress */
 199#define   ES_1370_CBUSY         (1<<9)		/* CODEC is busy */
 200#define   ES_1370_CWRIP		(1<<8)		/* CODEC register write in progress */
 201#define   ES_1371_SYNC_ERR	(1<<8)		/* CODEC synchronization error occurred */
 202#define   ES_1371_VC(i)         (((i)>>6)&0x03)	/* voice code from CCB module */
 203#define   ES_1370_VC(i)		(((i)>>5)&0x03)	/* voice code from CCB module */
 204#define   ES_1371_MPWR          (1<<5)		/* power level interrupt pending */
 205#define   ES_MCCB		(1<<4)		/* CCB interrupt pending */
 206#define   ES_UART		(1<<3)		/* UART interrupt pending */
 207#define   ES_DAC1		(1<<2)		/* DAC1 channel interrupt pending */
 208#define   ES_DAC2		(1<<1)		/* DAC2 channel interrupt pending */
 209#define   ES_ADC		(1<<0)		/* ADC channel interrupt pending */
 210#define ES_REG_UART_DATA 0x08	/* R/W: UART data register */
 211#define ES_REG_UART_STATUS 0x09	/* R/O: UART status register */
 212#define   ES_RXINT		(1<<7)		/* RX interrupt occurred */
 213#define   ES_TXINT		(1<<2)		/* TX interrupt occurred */
 214#define   ES_TXRDY		(1<<1)		/* transmitter ready */
 215#define   ES_RXRDY		(1<<0)		/* receiver ready */
 216#define ES_REG_UART_CONTROL 0x09	/* W/O: UART control register */
 217#define   ES_RXINTEN		(1<<7)		/* RX interrupt enable */
 218#define   ES_TXINTENO(o)	(((o)&0x03)<<5)	/* TX interrupt enable */
 219#define   ES_TXINTENM		(0x03<<5)	/* mask for above */
 220#define   ES_TXINTENI(i)	(((i)>>5)&0x03)
 221#define   ES_CNTRL(o)		(((o)&0x03)<<0)	/* control */
 222#define   ES_CNTRLM		(0x03<<0)	/* mask for above */
 223#define ES_REG_UART_RES	0x0a	/* R/W: UART reserver register */
 224#define   ES_TEST_MODE		(1<<0)		/* test mode enabled */
 225#define ES_REG_MEM_PAGE	0x0c	/* R/W: Memory page register */
 226#define   ES_MEM_PAGEO(o)	(((o)&0x0f)<<0)	/* memory page select - out */
 227#define   ES_MEM_PAGEM		(0x0f<<0)	/* mask for above */
 228#define   ES_MEM_PAGEI(i)	(((i)>>0)&0x0f) /* memory page select - in */
 229#define ES_REG_1370_CODEC 0x10	/* W/O: Codec write register address */
 230#define   ES_1370_CODEC_WRITE(a,d) ((((a)&0xff)<<8)|(((d)&0xff)<<0))
 231#define ES_REG_1371_CODEC 0x14	/* W/R: Codec Read/Write register address */
 232#define   ES_1371_CODEC_RDY	   (1<<31)	/* codec ready */
 233#define   ES_1371_CODEC_WIP	   (1<<30)	/* codec register access in progress */
 234#define   EV_1938_CODEC_MAGIC	   (1<<26)
 235#define   ES_1371_CODEC_PIRD	   (1<<23)	/* codec read/write select register */
 236#define   ES_1371_CODEC_WRITE(a,d) ((((a)&0x7f)<<16)|(((d)&0xffff)<<0))
 237#define   ES_1371_CODEC_READS(a)   ((((a)&0x7f)<<16)|ES_1371_CODEC_PIRD)
 238#define   ES_1371_CODEC_READ(i)    (((i)>>0)&0xffff)
 239
 240#define ES_REG_1371_SMPRATE 0x10	/* W/R: Codec rate converter interface register */
 241#define   ES_1371_SRC_RAM_ADDRO(o) (((o)&0x7f)<<25)/* address of the sample rate converter */
 242#define   ES_1371_SRC_RAM_ADDRM	   (0x7f<<25)	/* mask for above */
 243#define   ES_1371_SRC_RAM_ADDRI(i) (((i)>>25)&0x7f)/* address of the sample rate converter */
 244#define   ES_1371_SRC_RAM_WE	   (1<<24)	/* R/W: read/write control for sample rate converter */
 245#define   ES_1371_SRC_RAM_BUSY     (1<<23)	/* R/O: sample rate memory is busy */
 246#define   ES_1371_SRC_DISABLE      (1<<22)	/* sample rate converter disable */
 247#define   ES_1371_DIS_P1	   (1<<21)	/* playback channel 1 accumulator update disable */
 248#define   ES_1371_DIS_P2	   (1<<20)	/* playback channel 1 accumulator update disable */
 249#define   ES_1371_DIS_R1	   (1<<19)	/* capture channel accumulator update disable */
 250#define   ES_1371_SRC_RAM_DATAO(o) (((o)&0xffff)<<0)/* current value of the sample rate converter */
 251#define   ES_1371_SRC_RAM_DATAM	   (0xffff<<0)	/* mask for above */
 252#define   ES_1371_SRC_RAM_DATAI(i) (((i)>>0)&0xffff)/* current value of the sample rate converter */
 253
 254#define ES_REG_1371_LEGACY 0x18	/* W/R: Legacy control/status register */
 255#define   ES_1371_JFAST		(1<<31)		/* fast joystick timing */
 256#define   ES_1371_HIB		(1<<30)		/* host interrupt blocking enable */
 257#define   ES_1371_VSB		(1<<29)		/* SB; 0 = addr 0x220xH, 1 = 0x22FxH */
 258#define   ES_1371_VMPUO(o)	(((o)&0x03)<<27)/* base register address; 0 = 0x320xH; 1 = 0x330xH; 2 = 0x340xH; 3 = 0x350xH */
 259#define   ES_1371_VMPUM		(0x03<<27)	/* mask for above */
 260#define   ES_1371_VMPUI(i)	(((i)>>27)&0x03)/* base register address */
 261#define   ES_1371_VCDCO(o)	(((o)&0x03)<<25)/* CODEC; 0 = 0x530xH; 1 = undefined; 2 = 0xe80xH; 3 = 0xF40xH */
 262#define   ES_1371_VCDCM		(0x03<<25)	/* mask for above */
 263#define   ES_1371_VCDCI(i)	(((i)>>25)&0x03)/* CODEC address */
 264#define   ES_1371_FIRQ		(1<<24)		/* force an interrupt */
 265#define   ES_1371_SDMACAP	(1<<23)		/* enable event capture for slave DMA controller */
 266#define   ES_1371_SPICAP	(1<<22)		/* enable event capture for slave IRQ controller */
 267#define   ES_1371_MDMACAP	(1<<21)		/* enable event capture for master DMA controller */
 268#define   ES_1371_MPICAP	(1<<20)		/* enable event capture for master IRQ controller */
 269#define   ES_1371_ADCAP		(1<<19)		/* enable event capture for ADLIB register; 0x388xH */
 270#define   ES_1371_SVCAP		(1<<18)		/* enable event capture for SB registers */
 271#define   ES_1371_CDCCAP	(1<<17)		/* enable event capture for CODEC registers */
 272#define   ES_1371_BACAP		(1<<16)		/* enable event capture for SoundScape base address */
 273#define   ES_1371_EXI(i)	(((i)>>8)&0x07)	/* event number */
 274#define   ES_1371_AI(i)		(((i)>>3)&0x1f)	/* event significant I/O address */
 275#define   ES_1371_WR		(1<<2)	/* event capture; 0 = read; 1 = write */
 276#define   ES_1371_LEGINT	(1<<0)	/* interrupt for legacy events; 0 = interrupt did occur */
 277
 278#define ES_REG_CHANNEL_STATUS 0x1c /* R/W: first 32-bits from S/PDIF channel status block, es1373 */
 279
 280#define ES_REG_SERIAL	0x20	/* R/W: Serial interface control register */
 281#define   ES_1371_DAC_TEST	(1<<22)		/* DAC test mode enable */
 282#define   ES_P2_END_INCO(o)	(((o)&0x07)<<19)/* binary offset value to increment / loop end */
 283#define   ES_P2_END_INCM	(0x07<<19)	/* mask for above */
 284#define   ES_P2_END_INCI(i)	(((i)>>16)&0x07)/* binary offset value to increment / loop end */
 285#define   ES_P2_ST_INCO(o)	(((o)&0x07)<<16)/* binary offset value to increment / start */
 286#define   ES_P2_ST_INCM		(0x07<<16)	/* mask for above */
 287#define   ES_P2_ST_INCI(i)	(((i)<<16)&0x07)/* binary offset value to increment / start */
 288#define   ES_R1_LOOP_SEL	(1<<15)		/* ADC; 0 - loop mode; 1 = stop mode */
 289#define   ES_P2_LOOP_SEL	(1<<14)		/* DAC2; 0 - loop mode; 1 = stop mode */
 290#define   ES_P1_LOOP_SEL	(1<<13)		/* DAC1; 0 - loop mode; 1 = stop mode */
 291#define   ES_P2_PAUSE		(1<<12)		/* DAC2; 0 - play mode; 1 = pause mode */
 292#define   ES_P1_PAUSE		(1<<11)		/* DAC1; 0 - play mode; 1 = pause mode */
 293#define   ES_R1_INT_EN		(1<<10)		/* ADC interrupt enable */
 294#define   ES_P2_INT_EN		(1<<9)		/* DAC2 interrupt enable */
 295#define   ES_P1_INT_EN		(1<<8)		/* DAC1 interrupt enable */
 296#define   ES_P1_SCT_RLD		(1<<7)		/* force sample counter reload for DAC1 */
 297#define   ES_P2_DAC_SEN		(1<<6)		/* when stop mode: 0 - DAC2 play back zeros; 1 = DAC2 play back last sample */
 298#define   ES_R1_MODEO(o)	(((o)&0x03)<<4)	/* ADC mode; 0 = 8-bit mono; 1 = 8-bit stereo; 2 = 16-bit mono; 3 = 16-bit stereo */
 299#define   ES_R1_MODEM		(0x03<<4)	/* mask for above */
 300#define   ES_R1_MODEI(i)	(((i)>>4)&0x03)
 301#define   ES_P2_MODEO(o)	(((o)&0x03)<<2)	/* DAC2 mode; -- '' -- */
 302#define   ES_P2_MODEM		(0x03<<2)	/* mask for above */
 303#define   ES_P2_MODEI(i)	(((i)>>2)&0x03)
 304#define   ES_P1_MODEO(o)	(((o)&0x03)<<0)	/* DAC1 mode; -- '' -- */
 305#define   ES_P1_MODEM		(0x03<<0)	/* mask for above */
 306#define   ES_P1_MODEI(i)	(((i)>>0)&0x03)
 307
 308#define ES_REG_DAC1_COUNT 0x24	/* R/W: DAC1 sample count register */
 309#define ES_REG_DAC2_COUNT 0x28	/* R/W: DAC2 sample count register */
 310#define ES_REG_ADC_COUNT  0x2c	/* R/W: ADC sample count register */
 311#define   ES_REG_CURR_COUNT(i)  (((i)>>16)&0xffff)
 312#define   ES_REG_COUNTO(o)	(((o)&0xffff)<<0)
 313#define   ES_REG_COUNTM		(0xffff<<0)
 314#define   ES_REG_COUNTI(i)	(((i)>>0)&0xffff)
 315
 316#define ES_REG_DAC1_FRAME 0x30	/* R/W: PAGE 0x0c; DAC1 frame address */
 317#define ES_REG_DAC1_SIZE  0x34	/* R/W: PAGE 0x0c; DAC1 frame size */
 318#define ES_REG_DAC2_FRAME 0x38	/* R/W: PAGE 0x0c; DAC2 frame address */
 319#define ES_REG_DAC2_SIZE  0x3c	/* R/W: PAGE 0x0c; DAC2 frame size */
 320#define ES_REG_ADC_FRAME  0x30	/* R/W: PAGE 0x0d; ADC frame address */
 321#define ES_REG_ADC_SIZE	  0x34	/* R/W: PAGE 0x0d; ADC frame size */
 322#define   ES_REG_FCURR_COUNTO(o) (((o)&0xffff)<<16)
 323#define   ES_REG_FCURR_COUNTM    (0xffff<<16)
 324#define   ES_REG_FCURR_COUNTI(i) (((i)>>14)&0x3fffc)
 325#define   ES_REG_FSIZEO(o)	 (((o)&0xffff)<<0)
 326#define   ES_REG_FSIZEM		 (0xffff<<0)
 327#define   ES_REG_FSIZEI(i)	 (((i)>>0)&0xffff)
 328#define ES_REG_PHANTOM_FRAME 0x38 /* R/W: PAGE 0x0d: phantom frame address */
 329#define ES_REG_PHANTOM_COUNT 0x3c /* R/W: PAGE 0x0d: phantom frame count */
 330
 331#define ES_REG_UART_FIFO  0x30	/* R/W: PAGE 0x0e; UART FIFO register */
 332#define   ES_REG_UF_VALID	 (1<<8)
 333#define   ES_REG_UF_BYTEO(o)	 (((o)&0xff)<<0)
 334#define   ES_REG_UF_BYTEM	 (0xff<<0)
 335#define   ES_REG_UF_BYTEI(i)	 (((i)>>0)&0xff)
 336
 337
 338/*
 339 *  Pages
 340 */
 341
 342#define ES_PAGE_DAC	0x0c
 343#define ES_PAGE_ADC	0x0d
 344#define ES_PAGE_UART	0x0e
 345#define ES_PAGE_UART1	0x0f
 346
 347/*
 348 *  Sample rate converter addresses
 349 */
 350
 351#define ES_SMPREG_DAC1		0x70
 352#define ES_SMPREG_DAC2		0x74
 353#define ES_SMPREG_ADC		0x78
 354#define ES_SMPREG_VOL_ADC	0x6c
 355#define ES_SMPREG_VOL_DAC1	0x7c
 356#define ES_SMPREG_VOL_DAC2	0x7e
 357#define ES_SMPREG_TRUNC_N	0x00
 358#define ES_SMPREG_INT_REGS	0x01
 359#define ES_SMPREG_ACCUM_FRAC	0x02
 360#define ES_SMPREG_VFREQ_FRAC	0x03
 361
 362/*
 363 *  Some contants
 364 */
 365
 366#define ES_1370_SRCLOCK	   1411200
 367#define ES_1370_SRTODIV(x) (ES_1370_SRCLOCK/(x)-2)
 368
 369/*
 370 *  Open modes
 371 */
 372
 373#define ES_MODE_PLAY1	0x0001
 374#define ES_MODE_PLAY2	0x0002
 375#define ES_MODE_CAPTURE	0x0004
 376
 377#define ES_MODE_OUTPUT	0x0001	/* for MIDI */
 378#define ES_MODE_INPUT	0x0002	/* for MIDI */
 379
 380/*
 381
 382 */
 383
 384struct ensoniq {
 385	spinlock_t reg_lock;
 386	struct mutex src_mutex;
 387
 388	int irq;
 389
 390	unsigned long playback1size;
 391	unsigned long playback2size;
 392	unsigned long capture3size;
 393
 394	unsigned long port;
 395	unsigned int mode;
 396	unsigned int uartm;	/* UART mode */
 397
 398	unsigned int ctrl;	/* control register */
 399	unsigned int sctrl;	/* serial control register */
 400	unsigned int cssr;	/* control status register */
 401	unsigned int uartc;	/* uart control register */
 402	unsigned int rev;	/* chip revision */
 403
 404	union {
 405#ifdef CHIP1371
 406		struct {
 407			struct snd_ac97 *ac97;
 408		} es1371;
 409#else
 410		struct {
 411			int pclkdiv_lock;
 412			struct snd_ak4531 *ak4531;
 413		} es1370;
 414#endif
 415	} u;
 416
 417	struct pci_dev *pci;
 418	struct snd_card *card;
 419	struct snd_pcm *pcm1;	/* DAC1/ADC PCM */
 420	struct snd_pcm *pcm2;	/* DAC2 PCM */
 421	struct snd_pcm_substream *playback1_substream;
 422	struct snd_pcm_substream *playback2_substream;
 423	struct snd_pcm_substream *capture_substream;
 424	unsigned int p1_dma_size;
 425	unsigned int p2_dma_size;
 426	unsigned int c_dma_size;
 427	unsigned int p1_period_size;
 428	unsigned int p2_period_size;
 429	unsigned int c_period_size;
 430	struct snd_rawmidi *rmidi;
 431	struct snd_rawmidi_substream *midi_input;
 432	struct snd_rawmidi_substream *midi_output;
 433
 434	unsigned int spdif;
 435	unsigned int spdif_default;
 436	unsigned int spdif_stream;
 437
 438#ifdef CHIP1370
 439	struct snd_dma_buffer dma_bug;
 440#endif
 441
 442#ifdef SUPPORT_JOYSTICK
 443	struct gameport *gameport;
 444#endif
 445};
 446
 447static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id);
 448
 449static DEFINE_PCI_DEVICE_TABLE(snd_audiopci_ids) = {
 450#ifdef CHIP1370
 451	{ PCI_VDEVICE(ENSONIQ, 0x5000), 0, },	/* ES1370 */
 452#endif
 453#ifdef CHIP1371
 454	{ PCI_VDEVICE(ENSONIQ, 0x1371), 0, },	/* ES1371 */
 455	{ PCI_VDEVICE(ENSONIQ, 0x5880), 0, },	/* ES1373 - CT5880 */
 456	{ PCI_VDEVICE(ECTIVA, 0x8938), 0, },	/* Ectiva EV1938 */
 457#endif
 458	{ 0, }
 459};
 460
 461MODULE_DEVICE_TABLE(pci, snd_audiopci_ids);
 462
 463/*
 464 *  constants
 465 */
 466
 467#define POLL_COUNT	0xa000
 468
 469#ifdef CHIP1370
 470static unsigned int snd_es1370_fixed_rates[] =
 471	{5512, 11025, 22050, 44100};
 472static struct snd_pcm_hw_constraint_list snd_es1370_hw_constraints_rates = {
 473	.count = 4, 
 474	.list = snd_es1370_fixed_rates,
 475	.mask = 0,
 476};
 477static struct snd_ratnum es1370_clock = {
 478	.num = ES_1370_SRCLOCK,
 479	.den_min = 29, 
 480	.den_max = 353,
 481	.den_step = 1,
 482};
 483static struct snd_pcm_hw_constraint_ratnums snd_es1370_hw_constraints_clock = {
 484	.nrats = 1,
 485	.rats = &es1370_clock,
 486};
 487#else
 488static struct snd_ratden es1371_dac_clock = {
 489	.num_min = 3000 * (1 << 15),
 490	.num_max = 48000 * (1 << 15),
 491	.num_step = 3000,
 492	.den = 1 << 15,
 493};
 494static struct snd_pcm_hw_constraint_ratdens snd_es1371_hw_constraints_dac_clock = {
 495	.nrats = 1,
 496	.rats = &es1371_dac_clock,
 497};
 498static struct snd_ratnum es1371_adc_clock = {
 499	.num = 48000 << 15,
 500	.den_min = 32768, 
 501	.den_max = 393216,
 502	.den_step = 1,
 503};
 504static struct snd_pcm_hw_constraint_ratnums snd_es1371_hw_constraints_adc_clock = {
 505	.nrats = 1,
 506	.rats = &es1371_adc_clock,
 507};
 508#endif
 509static const unsigned int snd_ensoniq_sample_shift[] =
 510	{0, 1, 1, 2};
 511
 512/*
 513 *  common I/O routines
 514 */
 515
 516#ifdef CHIP1371
 517
 518static unsigned int snd_es1371_wait_src_ready(struct ensoniq * ensoniq)
 519{
 520	unsigned int t, r = 0;
 521
 522	for (t = 0; t < POLL_COUNT; t++) {
 523		r = inl(ES_REG(ensoniq, 1371_SMPRATE));
 524		if ((r & ES_1371_SRC_RAM_BUSY) == 0)
 525			return r;
 526		cond_resched();
 527	}
 528	dev_err(ensoniq->card->dev, "wait src ready timeout 0x%lx [0x%x]\n",
 529		   ES_REG(ensoniq, 1371_SMPRATE), r);
 530	return 0;
 531}
 532
 533static unsigned int snd_es1371_src_read(struct ensoniq * ensoniq, unsigned short reg)
 534{
 535	unsigned int temp, i, orig, r;
 536
 537	/* wait for ready */
 538	temp = orig = snd_es1371_wait_src_ready(ensoniq);
 539
 540	/* expose the SRC state bits */
 541	r = temp & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 542		    ES_1371_DIS_P2 | ES_1371_DIS_R1);
 543	r |= ES_1371_SRC_RAM_ADDRO(reg) | 0x10000;
 544	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 545
 546	/* now, wait for busy and the correct time to read */
 547	temp = snd_es1371_wait_src_ready(ensoniq);
 548	
 549	if ((temp & 0x00870000) != 0x00010000) {
 550		/* wait for the right state */
 551		for (i = 0; i < POLL_COUNT; i++) {
 552			temp = inl(ES_REG(ensoniq, 1371_SMPRATE));
 553			if ((temp & 0x00870000) == 0x00010000)
 554				break;
 555		}
 556	}
 557
 558	/* hide the state bits */	
 559	r = orig & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 560		   ES_1371_DIS_P2 | ES_1371_DIS_R1);
 561	r |= ES_1371_SRC_RAM_ADDRO(reg);
 562	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 563	
 564	return temp;
 565}
 566
 567static void snd_es1371_src_write(struct ensoniq * ensoniq,
 568				 unsigned short reg, unsigned short data)
 569{
 570	unsigned int r;
 571
 572	r = snd_es1371_wait_src_ready(ensoniq) &
 573	    (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 574	     ES_1371_DIS_P2 | ES_1371_DIS_R1);
 575	r |= ES_1371_SRC_RAM_ADDRO(reg) | ES_1371_SRC_RAM_DATAO(data);
 576	outl(r | ES_1371_SRC_RAM_WE, ES_REG(ensoniq, 1371_SMPRATE));
 577}
 578
 579#endif /* CHIP1371 */
 580
 581#ifdef CHIP1370
 582
 583static void snd_es1370_codec_write(struct snd_ak4531 *ak4531,
 584				   unsigned short reg, unsigned short val)
 585{
 586	struct ensoniq *ensoniq = ak4531->private_data;
 587	unsigned long end_time = jiffies + HZ / 10;
 588
 589#if 0
 590	dev_dbg(ensoniq->card->dev,
 591	       "CODEC WRITE: reg = 0x%x, val = 0x%x (0x%x), creg = 0x%x\n",
 592	       reg, val, ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
 593#endif
 594	do {
 595		if (!(inl(ES_REG(ensoniq, STATUS)) & ES_1370_CSTAT)) {
 596			outw(ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
 597			return;
 598		}
 599		schedule_timeout_uninterruptible(1);
 600	} while (time_after(end_time, jiffies));
 601	dev_err(ensoniq->card->dev, "codec write timeout, status = 0x%x\n",
 602		   inl(ES_REG(ensoniq, STATUS)));
 603}
 604
 605#endif /* CHIP1370 */
 606
 607#ifdef CHIP1371
 608
 609static inline bool is_ev1938(struct ensoniq *ensoniq)
 610{
 611	return ensoniq->pci->device == 0x8938;
 612}
 613
 614static void snd_es1371_codec_write(struct snd_ac97 *ac97,
 615				   unsigned short reg, unsigned short val)
 616{
 617	struct ensoniq *ensoniq = ac97->private_data;
 618	unsigned int t, x, flag;
 619
 620	flag = is_ev1938(ensoniq) ? EV_1938_CODEC_MAGIC : 0;
 621	mutex_lock(&ensoniq->src_mutex);
 622	for (t = 0; t < POLL_COUNT; t++) {
 623		if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
 624			/* save the current state for latter */
 625			x = snd_es1371_wait_src_ready(ensoniq);
 626			outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 627			           ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000,
 628			     ES_REG(ensoniq, 1371_SMPRATE));
 629			/* wait for not busy (state 0) first to avoid
 630			   transition states */
 631			for (t = 0; t < POLL_COUNT; t++) {
 632				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 633				    0x00000000)
 634					break;
 635			}
 636			/* wait for a SAFE time to write addr/data and then do it, dammit */
 637			for (t = 0; t < POLL_COUNT; t++) {
 638				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 639				    0x00010000)
 640					break;
 641			}
 642			outl(ES_1371_CODEC_WRITE(reg, val) | flag,
 643			     ES_REG(ensoniq, 1371_CODEC));
 644			/* restore SRC reg */
 645			snd_es1371_wait_src_ready(ensoniq);
 646			outl(x, ES_REG(ensoniq, 1371_SMPRATE));
 647			mutex_unlock(&ensoniq->src_mutex);
 648			return;
 649		}
 650	}
 651	mutex_unlock(&ensoniq->src_mutex);
 652	dev_err(ensoniq->card->dev, "codec write timeout at 0x%lx [0x%x]\n",
 653		   ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
 654}
 655
 656static unsigned short snd_es1371_codec_read(struct snd_ac97 *ac97,
 657					    unsigned short reg)
 658{
 659	struct ensoniq *ensoniq = ac97->private_data;
 660	unsigned int t, x, flag, fail = 0;
 661
 662	flag = is_ev1938(ensoniq) ? EV_1938_CODEC_MAGIC : 0;
 663      __again:
 664	mutex_lock(&ensoniq->src_mutex);
 665	for (t = 0; t < POLL_COUNT; t++) {
 666		if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
 667			/* save the current state for latter */
 668			x = snd_es1371_wait_src_ready(ensoniq);
 669			outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 670			           ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000,
 671			     ES_REG(ensoniq, 1371_SMPRATE));
 672			/* wait for not busy (state 0) first to avoid
 673			   transition states */
 674			for (t = 0; t < POLL_COUNT; t++) {
 675				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 676				    0x00000000)
 677					break;
 678			}
 679			/* wait for a SAFE time to write addr/data and then do it, dammit */
 680			for (t = 0; t < POLL_COUNT; t++) {
 681				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 682				    0x00010000)
 683					break;
 684			}
 685			outl(ES_1371_CODEC_READS(reg) | flag,
 686			     ES_REG(ensoniq, 1371_CODEC));
 687			/* restore SRC reg */
 688			snd_es1371_wait_src_ready(ensoniq);
 689			outl(x, ES_REG(ensoniq, 1371_SMPRATE));
 690			/* wait for WIP again */
 691			for (t = 0; t < POLL_COUNT; t++) {
 692				if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP))
 693					break;		
 694			}
 695			/* now wait for the stinkin' data (RDY) */
 696			for (t = 0; t < POLL_COUNT; t++) {
 697				if ((x = inl(ES_REG(ensoniq, 1371_CODEC))) & ES_1371_CODEC_RDY) {
 698					if (is_ev1938(ensoniq)) {
 699						for (t = 0; t < 100; t++)
 700							inl(ES_REG(ensoniq, CONTROL));
 701						x = inl(ES_REG(ensoniq, 1371_CODEC));
 702					}
 703					mutex_unlock(&ensoniq->src_mutex);
 704					return ES_1371_CODEC_READ(x);
 705				}
 706			}
 707			mutex_unlock(&ensoniq->src_mutex);
 708			if (++fail > 10) {
 709				dev_err(ensoniq->card->dev,
 710					"codec read timeout (final) at 0x%lx, reg = 0x%x [0x%x]\n",
 711					   ES_REG(ensoniq, 1371_CODEC), reg,
 712					   inl(ES_REG(ensoniq, 1371_CODEC)));
 713				return 0;
 714			}
 715			goto __again;
 716		}
 717	}
 718	mutex_unlock(&ensoniq->src_mutex);
 719	dev_err(ensoniq->card->dev, "codec read timeout at 0x%lx [0x%x]\n",
 720		   ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
 721	return 0;
 722}
 723
 724static void snd_es1371_codec_wait(struct snd_ac97 *ac97)
 725{
 726	msleep(750);
 727	snd_es1371_codec_read(ac97, AC97_RESET);
 728	snd_es1371_codec_read(ac97, AC97_VENDOR_ID1);
 729	snd_es1371_codec_read(ac97, AC97_VENDOR_ID2);
 730	msleep(50);
 731}
 732
 733static void snd_es1371_adc_rate(struct ensoniq * ensoniq, unsigned int rate)
 734{
 735	unsigned int n, truncm, freq, result;
 736
 737	mutex_lock(&ensoniq->src_mutex);
 738	n = rate / 3000;
 739	if ((1 << n) & ((1 << 15) | (1 << 13) | (1 << 11) | (1 << 9)))
 740		n--;
 741	truncm = (21 * n - 1) | 1;
 742	freq = ((48000UL << 15) / rate) * n;
 743	result = (48000UL << 15) / (freq / n);
 744	if (rate >= 24000) {
 745		if (truncm > 239)
 746			truncm = 239;
 747		snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N,
 748				(((239 - truncm) >> 1) << 9) | (n << 4));
 749	} else {
 750		if (truncm > 119)
 751			truncm = 119;
 752		snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N,
 753				0x8000 | (((119 - truncm) >> 1) << 9) | (n << 4));
 754	}
 755	snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_INT_REGS,
 756			     (snd_es1371_src_read(ensoniq, ES_SMPREG_ADC +
 757						  ES_SMPREG_INT_REGS) & 0x00ff) |
 758			     ((freq >> 5) & 0xfc00));
 759	snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
 760	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, n << 8);
 761	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, n << 8);
 762	mutex_unlock(&ensoniq->src_mutex);
 763}
 764
 765static void snd_es1371_dac1_rate(struct ensoniq * ensoniq, unsigned int rate)
 766{
 767	unsigned int freq, r;
 768
 769	mutex_lock(&ensoniq->src_mutex);
 770	freq = ((rate << 15) + 1500) / 3000;
 771	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 772						   ES_1371_DIS_P2 | ES_1371_DIS_R1)) |
 773		ES_1371_DIS_P1;
 774	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 775	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS,
 776			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC1 +
 777						  ES_SMPREG_INT_REGS) & 0x00ff) |
 778			     ((freq >> 5) & 0xfc00));
 779	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
 780	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 781						   ES_1371_DIS_P2 | ES_1371_DIS_R1));
 782	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 783	mutex_unlock(&ensoniq->src_mutex);
 784}
 785
 786static void snd_es1371_dac2_rate(struct ensoniq * ensoniq, unsigned int rate)
 787{
 788	unsigned int freq, r;
 789
 790	mutex_lock(&ensoniq->src_mutex);
 791	freq = ((rate << 15) + 1500) / 3000;
 792	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 793						   ES_1371_DIS_P1 | ES_1371_DIS_R1)) |
 794		ES_1371_DIS_P2;
 795	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 796	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS,
 797			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC2 +
 798						  ES_SMPREG_INT_REGS) & 0x00ff) |
 799			     ((freq >> 5) & 0xfc00));
 800	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_VFREQ_FRAC,
 801			     freq & 0x7fff);
 802	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 803						   ES_1371_DIS_P1 | ES_1371_DIS_R1));
 804	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 805	mutex_unlock(&ensoniq->src_mutex);
 806}
 807
 808#endif /* CHIP1371 */
 809
 810static int snd_ensoniq_trigger(struct snd_pcm_substream *substream, int cmd)
 811{
 812	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 813	switch (cmd) {
 814	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 815	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 816	{
 817		unsigned int what = 0;
 818		struct snd_pcm_substream *s;
 819		snd_pcm_group_for_each_entry(s, substream) {
 820			if (s == ensoniq->playback1_substream) {
 821				what |= ES_P1_PAUSE;
 822				snd_pcm_trigger_done(s, substream);
 823			} else if (s == ensoniq->playback2_substream) {
 824				what |= ES_P2_PAUSE;
 825				snd_pcm_trigger_done(s, substream);
 826			} else if (s == ensoniq->capture_substream)
 827				return -EINVAL;
 828		}
 829		spin_lock(&ensoniq->reg_lock);
 830		if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 831			ensoniq->sctrl |= what;
 832		else
 833			ensoniq->sctrl &= ~what;
 834		outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 835		spin_unlock(&ensoniq->reg_lock);
 836		break;
 837	}
 838	case SNDRV_PCM_TRIGGER_START:
 839	case SNDRV_PCM_TRIGGER_STOP:
 840	{
 841		unsigned int what = 0;
 842		struct snd_pcm_substream *s;
 843		snd_pcm_group_for_each_entry(s, substream) {
 844			if (s == ensoniq->playback1_substream) {
 845				what |= ES_DAC1_EN;
 846				snd_pcm_trigger_done(s, substream);
 847			} else if (s == ensoniq->playback2_substream) {
 848				what |= ES_DAC2_EN;
 849				snd_pcm_trigger_done(s, substream);
 850			} else if (s == ensoniq->capture_substream) {
 851				what |= ES_ADC_EN;
 852				snd_pcm_trigger_done(s, substream);
 853			}
 854		}
 855		spin_lock(&ensoniq->reg_lock);
 856		if (cmd == SNDRV_PCM_TRIGGER_START)
 857			ensoniq->ctrl |= what;
 858		else
 859			ensoniq->ctrl &= ~what;
 860		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 861		spin_unlock(&ensoniq->reg_lock);
 862		break;
 863	}
 864	default:
 865		return -EINVAL;
 866	}
 867	return 0;
 868}
 869
 870/*
 871 *  PCM part
 872 */
 873
 874static int snd_ensoniq_hw_params(struct snd_pcm_substream *substream,
 875				 struct snd_pcm_hw_params *hw_params)
 876{
 877	return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 878}
 879
 880static int snd_ensoniq_hw_free(struct snd_pcm_substream *substream)
 881{
 882	return snd_pcm_lib_free_pages(substream);
 883}
 884
 885static int snd_ensoniq_playback1_prepare(struct snd_pcm_substream *substream)
 886{
 887	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 888	struct snd_pcm_runtime *runtime = substream->runtime;
 889	unsigned int mode = 0;
 890
 891	ensoniq->p1_dma_size = snd_pcm_lib_buffer_bytes(substream);
 892	ensoniq->p1_period_size = snd_pcm_lib_period_bytes(substream);
 893	if (snd_pcm_format_width(runtime->format) == 16)
 894		mode |= 0x02;
 895	if (runtime->channels > 1)
 896		mode |= 0x01;
 897	spin_lock_irq(&ensoniq->reg_lock);
 898	ensoniq->ctrl &= ~ES_DAC1_EN;
 899#ifdef CHIP1371
 900	/* 48k doesn't need SRC (it breaks AC3-passthru) */
 901	if (runtime->rate == 48000)
 902		ensoniq->ctrl |= ES_1373_BYPASS_P1;
 903	else
 904		ensoniq->ctrl &= ~ES_1373_BYPASS_P1;
 905#endif
 906	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 907	outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
 908	outl(runtime->dma_addr, ES_REG(ensoniq, DAC1_FRAME));
 909	outl((ensoniq->p1_dma_size >> 2) - 1, ES_REG(ensoniq, DAC1_SIZE));
 910	ensoniq->sctrl &= ~(ES_P1_LOOP_SEL | ES_P1_PAUSE | ES_P1_SCT_RLD | ES_P1_MODEM);
 911	ensoniq->sctrl |= ES_P1_INT_EN | ES_P1_MODEO(mode);
 912	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 913	outl((ensoniq->p1_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 914	     ES_REG(ensoniq, DAC1_COUNT));
 915#ifdef CHIP1370
 916	ensoniq->ctrl &= ~ES_1370_WTSRSELM;
 917	switch (runtime->rate) {
 918	case 5512: ensoniq->ctrl |= ES_1370_WTSRSEL(0); break;
 919	case 11025: ensoniq->ctrl |= ES_1370_WTSRSEL(1); break;
 920	case 22050: ensoniq->ctrl |= ES_1370_WTSRSEL(2); break;
 921	case 44100: ensoniq->ctrl |= ES_1370_WTSRSEL(3); break;
 922	default: snd_BUG();
 923	}
 924#endif
 925	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 926	spin_unlock_irq(&ensoniq->reg_lock);
 927#ifndef CHIP1370
 928	snd_es1371_dac1_rate(ensoniq, runtime->rate);
 929#endif
 930	return 0;
 931}
 932
 933static int snd_ensoniq_playback2_prepare(struct snd_pcm_substream *substream)
 934{
 935	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 936	struct snd_pcm_runtime *runtime = substream->runtime;
 937	unsigned int mode = 0;
 938
 939	ensoniq->p2_dma_size = snd_pcm_lib_buffer_bytes(substream);
 940	ensoniq->p2_period_size = snd_pcm_lib_period_bytes(substream);
 941	if (snd_pcm_format_width(runtime->format) == 16)
 942		mode |= 0x02;
 943	if (runtime->channels > 1)
 944		mode |= 0x01;
 945	spin_lock_irq(&ensoniq->reg_lock);
 946	ensoniq->ctrl &= ~ES_DAC2_EN;
 947	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 948	outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
 949	outl(runtime->dma_addr, ES_REG(ensoniq, DAC2_FRAME));
 950	outl((ensoniq->p2_dma_size >> 2) - 1, ES_REG(ensoniq, DAC2_SIZE));
 951	ensoniq->sctrl &= ~(ES_P2_LOOP_SEL | ES_P2_PAUSE | ES_P2_DAC_SEN |
 952			    ES_P2_END_INCM | ES_P2_ST_INCM | ES_P2_MODEM);
 953	ensoniq->sctrl |= ES_P2_INT_EN | ES_P2_MODEO(mode) |
 954			  ES_P2_END_INCO(mode & 2 ? 2 : 1) | ES_P2_ST_INCO(0);
 955	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 956	outl((ensoniq->p2_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 957	     ES_REG(ensoniq, DAC2_COUNT));
 958#ifdef CHIP1370
 959	if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_CAPTURE)) {
 960		ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
 961		ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
 962		ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_PLAY2;
 963	}
 964#endif
 965	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 966	spin_unlock_irq(&ensoniq->reg_lock);
 967#ifndef CHIP1370
 968	snd_es1371_dac2_rate(ensoniq, runtime->rate);
 969#endif
 970	return 0;
 971}
 972
 973static int snd_ensoniq_capture_prepare(struct snd_pcm_substream *substream)
 974{
 975	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 976	struct snd_pcm_runtime *runtime = substream->runtime;
 977	unsigned int mode = 0;
 978
 979	ensoniq->c_dma_size = snd_pcm_lib_buffer_bytes(substream);
 980	ensoniq->c_period_size = snd_pcm_lib_period_bytes(substream);
 981	if (snd_pcm_format_width(runtime->format) == 16)
 982		mode |= 0x02;
 983	if (runtime->channels > 1)
 984		mode |= 0x01;
 985	spin_lock_irq(&ensoniq->reg_lock);
 986	ensoniq->ctrl &= ~ES_ADC_EN;
 987	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 988	outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
 989	outl(runtime->dma_addr, ES_REG(ensoniq, ADC_FRAME));
 990	outl((ensoniq->c_dma_size >> 2) - 1, ES_REG(ensoniq, ADC_SIZE));
 991	ensoniq->sctrl &= ~(ES_R1_LOOP_SEL | ES_R1_MODEM);
 992	ensoniq->sctrl |= ES_R1_INT_EN | ES_R1_MODEO(mode);
 993	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 994	outl((ensoniq->c_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 995	     ES_REG(ensoniq, ADC_COUNT));
 996#ifdef CHIP1370
 997	if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_PLAY2)) {
 998		ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
 999		ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
1000		ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_CAPTURE;
1001	}
1002#endif
1003	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1004	spin_unlock_irq(&ensoniq->reg_lock);
1005#ifndef CHIP1370
1006	snd_es1371_adc_rate(ensoniq, runtime->rate);
1007#endif
1008	return 0;
1009}
1010
1011static snd_pcm_uframes_t snd_ensoniq_playback1_pointer(struct snd_pcm_substream *substream)
1012{
1013	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1014	size_t ptr;
1015
1016	spin_lock(&ensoniq->reg_lock);
1017	if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC1_EN) {
1018		outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
1019		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC1_SIZE)));
1020		ptr = bytes_to_frames(substream->runtime, ptr);
1021	} else {
1022		ptr = 0;
1023	}
1024	spin_unlock(&ensoniq->reg_lock);
1025	return ptr;
1026}
1027
1028static snd_pcm_uframes_t snd_ensoniq_playback2_pointer(struct snd_pcm_substream *substream)
1029{
1030	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1031	size_t ptr;
1032
1033	spin_lock(&ensoniq->reg_lock);
1034	if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC2_EN) {
1035		outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
1036		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC2_SIZE)));
1037		ptr = bytes_to_frames(substream->runtime, ptr);
1038	} else {
1039		ptr = 0;
1040	}
1041	spin_unlock(&ensoniq->reg_lock);
1042	return ptr;
1043}
1044
1045static snd_pcm_uframes_t snd_ensoniq_capture_pointer(struct snd_pcm_substream *substream)
1046{
1047	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1048	size_t ptr;
1049
1050	spin_lock(&ensoniq->reg_lock);
1051	if (inl(ES_REG(ensoniq, CONTROL)) & ES_ADC_EN) {
1052		outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1053		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, ADC_SIZE)));
1054		ptr = bytes_to_frames(substream->runtime, ptr);
1055	} else {
1056		ptr = 0;
1057	}
1058	spin_unlock(&ensoniq->reg_lock);
1059	return ptr;
1060}
1061
1062static struct snd_pcm_hardware snd_ensoniq_playback1 =
1063{
1064	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1065				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1066				 SNDRV_PCM_INFO_MMAP_VALID |
1067				 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
1068	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1069	.rates =
1070#ifndef CHIP1370
1071				SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1072#else
1073				(SNDRV_PCM_RATE_KNOT | 	/* 5512Hz rate */
1074				 SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_22050 | 
1075				 SNDRV_PCM_RATE_44100),
1076#endif
1077	.rate_min =		4000,
1078	.rate_max =		48000,
1079	.channels_min =		1,
1080	.channels_max =		2,
1081	.buffer_bytes_max =	(128*1024),
1082	.period_bytes_min =	64,
1083	.period_bytes_max =	(128*1024),
1084	.periods_min =		1,
1085	.periods_max =		1024,
1086	.fifo_size =		0,
1087};
1088
1089static struct snd_pcm_hardware snd_ensoniq_playback2 =
1090{
1091	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1092				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1093				 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE | 
1094				 SNDRV_PCM_INFO_SYNC_START),
1095	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1096	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1097	.rate_min =		4000,
1098	.rate_max =		48000,
1099	.channels_min =		1,
1100	.channels_max =		2,
1101	.buffer_bytes_max =	(128*1024),
1102	.period_bytes_min =	64,
1103	.period_bytes_max =	(128*1024),
1104	.periods_min =		1,
1105	.periods_max =		1024,
1106	.fifo_size =		0,
1107};
1108
1109static struct snd_pcm_hardware snd_ensoniq_capture =
1110{
1111	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1112				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1113				 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START),
1114	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1115	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1116	.rate_min =		4000,
1117	.rate_max =		48000,
1118	.channels_min =		1,
1119	.channels_max =		2,
1120	.buffer_bytes_max =	(128*1024),
1121	.period_bytes_min =	64,
1122	.period_bytes_max =	(128*1024),
1123	.periods_min =		1,
1124	.periods_max =		1024,
1125	.fifo_size =		0,
1126};
1127
1128static int snd_ensoniq_playback1_open(struct snd_pcm_substream *substream)
1129{
1130	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1131	struct snd_pcm_runtime *runtime = substream->runtime;
1132
1133	ensoniq->mode |= ES_MODE_PLAY1;
1134	ensoniq->playback1_substream = substream;
1135	runtime->hw = snd_ensoniq_playback1;
1136	snd_pcm_set_sync(substream);
1137	spin_lock_irq(&ensoniq->reg_lock);
1138	if (ensoniq->spdif && ensoniq->playback2_substream == NULL)
1139		ensoniq->spdif_stream = ensoniq->spdif_default;
1140	spin_unlock_irq(&ensoniq->reg_lock);
1141#ifdef CHIP1370
1142	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1143				   &snd_es1370_hw_constraints_rates);
1144#else
1145	snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1146				      &snd_es1371_hw_constraints_dac_clock);
1147#endif
1148	return 0;
1149}
1150
1151static int snd_ensoniq_playback2_open(struct snd_pcm_substream *substream)
1152{
1153	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1154	struct snd_pcm_runtime *runtime = substream->runtime;
1155
1156	ensoniq->mode |= ES_MODE_PLAY2;
1157	ensoniq->playback2_substream = substream;
1158	runtime->hw = snd_ensoniq_playback2;
1159	snd_pcm_set_sync(substream);
1160	spin_lock_irq(&ensoniq->reg_lock);
1161	if (ensoniq->spdif && ensoniq->playback1_substream == NULL)
1162		ensoniq->spdif_stream = ensoniq->spdif_default;
1163	spin_unlock_irq(&ensoniq->reg_lock);
1164#ifdef CHIP1370
1165	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1166				      &snd_es1370_hw_constraints_clock);
1167#else
1168	snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1169				      &snd_es1371_hw_constraints_dac_clock);
1170#endif
1171	return 0;
1172}
1173
1174static int snd_ensoniq_capture_open(struct snd_pcm_substream *substream)
1175{
1176	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1177	struct snd_pcm_runtime *runtime = substream->runtime;
1178
1179	ensoniq->mode |= ES_MODE_CAPTURE;
1180	ensoniq->capture_substream = substream;
1181	runtime->hw = snd_ensoniq_capture;
1182	snd_pcm_set_sync(substream);
1183#ifdef CHIP1370
1184	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1185				      &snd_es1370_hw_constraints_clock);
1186#else
1187	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1188				      &snd_es1371_hw_constraints_adc_clock);
1189#endif
1190	return 0;
1191}
1192
1193static int snd_ensoniq_playback1_close(struct snd_pcm_substream *substream)
1194{
1195	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1196
1197	ensoniq->playback1_substream = NULL;
1198	ensoniq->mode &= ~ES_MODE_PLAY1;
1199	return 0;
1200}
1201
1202static int snd_ensoniq_playback2_close(struct snd_pcm_substream *substream)
1203{
1204	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1205
1206	ensoniq->playback2_substream = NULL;
1207	spin_lock_irq(&ensoniq->reg_lock);
1208#ifdef CHIP1370
1209	ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_PLAY2;
1210#endif
1211	ensoniq->mode &= ~ES_MODE_PLAY2;
1212	spin_unlock_irq(&ensoniq->reg_lock);
1213	return 0;
1214}
1215
1216static int snd_ensoniq_capture_close(struct snd_pcm_substream *substream)
1217{
1218	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1219
1220	ensoniq->capture_substream = NULL;
1221	spin_lock_irq(&ensoniq->reg_lock);
1222#ifdef CHIP1370
1223	ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_CAPTURE;
1224#endif
1225	ensoniq->mode &= ~ES_MODE_CAPTURE;
1226	spin_unlock_irq(&ensoniq->reg_lock);
1227	return 0;
1228}
1229
1230static struct snd_pcm_ops snd_ensoniq_playback1_ops = {
1231	.open =		snd_ensoniq_playback1_open,
1232	.close =	snd_ensoniq_playback1_close,
1233	.ioctl =	snd_pcm_lib_ioctl,
1234	.hw_params =	snd_ensoniq_hw_params,
1235	.hw_free =	snd_ensoniq_hw_free,
1236	.prepare =	snd_ensoniq_playback1_prepare,
1237	.trigger =	snd_ensoniq_trigger,
1238	.pointer =	snd_ensoniq_playback1_pointer,
1239};
1240
1241static struct snd_pcm_ops snd_ensoniq_playback2_ops = {
1242	.open =		snd_ensoniq_playback2_open,
1243	.close =	snd_ensoniq_playback2_close,
1244	.ioctl =	snd_pcm_lib_ioctl,
1245	.hw_params =	snd_ensoniq_hw_params,
1246	.hw_free =	snd_ensoniq_hw_free,
1247	.prepare =	snd_ensoniq_playback2_prepare,
1248	.trigger =	snd_ensoniq_trigger,
1249	.pointer =	snd_ensoniq_playback2_pointer,
1250};
1251
1252static struct snd_pcm_ops snd_ensoniq_capture_ops = {
1253	.open =		snd_ensoniq_capture_open,
1254	.close =	snd_ensoniq_capture_close,
1255	.ioctl =	snd_pcm_lib_ioctl,
1256	.hw_params =	snd_ensoniq_hw_params,
1257	.hw_free =	snd_ensoniq_hw_free,
1258	.prepare =	snd_ensoniq_capture_prepare,
1259	.trigger =	snd_ensoniq_trigger,
1260	.pointer =	snd_ensoniq_capture_pointer,
1261};
1262
1263static const struct snd_pcm_chmap_elem surround_map[] = {
1264	{ .channels = 1,
1265	  .map = { SNDRV_CHMAP_MONO } },
1266	{ .channels = 2,
1267	  .map = { SNDRV_CHMAP_RL, SNDRV_CHMAP_RR } },
1268	{ }
1269};
1270
1271static int snd_ensoniq_pcm(struct ensoniq *ensoniq, int device,
1272			   struct snd_pcm **rpcm)
1273{
1274	struct snd_pcm *pcm;
1275	int err;
1276
1277	if (rpcm)
1278		*rpcm = NULL;
1279	err = snd_pcm_new(ensoniq->card, CHIP_NAME "/1", device, 1, 1, &pcm);
 
 
 
 
1280	if (err < 0)
1281		return err;
1282
1283#ifdef CHIP1370
1284	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1285#else
1286	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1287#endif
1288	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ensoniq_capture_ops);
1289
1290	pcm->private_data = ensoniq;
1291	pcm->info_flags = 0;
1292	strcpy(pcm->name, CHIP_NAME " DAC2/ADC");
 
 
 
 
1293	ensoniq->pcm1 = pcm;
1294
1295	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1296					      snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024);
1297
1298#ifdef CHIP1370
1299	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1300				     surround_map, 2, 0, NULL);
1301#else
1302	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1303				     snd_pcm_std_chmaps, 2, 0, NULL);
1304#endif
1305	if (err < 0)
1306		return err;
1307
1308	if (rpcm)
1309		*rpcm = pcm;
1310	return 0;
1311}
1312
1313static int snd_ensoniq_pcm2(struct ensoniq *ensoniq, int device,
1314			    struct snd_pcm **rpcm)
1315{
1316	struct snd_pcm *pcm;
1317	int err;
1318
1319	if (rpcm)
1320		*rpcm = NULL;
1321	err = snd_pcm_new(ensoniq->card, CHIP_NAME "/2", device, 1, 0, &pcm);
 
 
 
 
1322	if (err < 0)
1323		return err;
1324
1325#ifdef CHIP1370
1326	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1327#else
1328	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1329#endif
1330	pcm->private_data = ensoniq;
1331	pcm->info_flags = 0;
1332	strcpy(pcm->name, CHIP_NAME " DAC1");
 
 
 
 
1333	ensoniq->pcm2 = pcm;
1334
1335	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1336					      snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024);
1337
1338#ifdef CHIP1370
1339	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1340				     snd_pcm_std_chmaps, 2, 0, NULL);
1341#else
1342	err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1343				     surround_map, 2, 0, NULL);
1344#endif
1345	if (err < 0)
1346		return err;
1347
1348	if (rpcm)
1349		*rpcm = pcm;
1350	return 0;
1351}
1352
1353/*
1354 *  Mixer section
1355 */
1356
1357/*
1358 * ENS1371 mixer (including SPDIF interface)
1359 */
1360#ifdef CHIP1371
1361static int snd_ens1373_spdif_info(struct snd_kcontrol *kcontrol,
1362				  struct snd_ctl_elem_info *uinfo)
1363{
1364	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1365	uinfo->count = 1;
1366	return 0;
1367}
1368
1369static int snd_ens1373_spdif_default_get(struct snd_kcontrol *kcontrol,
1370                                         struct snd_ctl_elem_value *ucontrol)
1371{
1372	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1373	spin_lock_irq(&ensoniq->reg_lock);
1374	ucontrol->value.iec958.status[0] = (ensoniq->spdif_default >> 0) & 0xff;
1375	ucontrol->value.iec958.status[1] = (ensoniq->spdif_default >> 8) & 0xff;
1376	ucontrol->value.iec958.status[2] = (ensoniq->spdif_default >> 16) & 0xff;
1377	ucontrol->value.iec958.status[3] = (ensoniq->spdif_default >> 24) & 0xff;
1378	spin_unlock_irq(&ensoniq->reg_lock);
1379	return 0;
1380}
1381
1382static int snd_ens1373_spdif_default_put(struct snd_kcontrol *kcontrol,
1383                                         struct snd_ctl_elem_value *ucontrol)
1384{
1385	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1386	unsigned int val;
1387	int change;
1388
1389	val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1390	      ((u32)ucontrol->value.iec958.status[1] << 8) |
1391	      ((u32)ucontrol->value.iec958.status[2] << 16) |
1392	      ((u32)ucontrol->value.iec958.status[3] << 24);
1393	spin_lock_irq(&ensoniq->reg_lock);
1394	change = ensoniq->spdif_default != val;
1395	ensoniq->spdif_default = val;
1396	if (change && ensoniq->playback1_substream == NULL &&
1397	    ensoniq->playback2_substream == NULL)
1398		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1399	spin_unlock_irq(&ensoniq->reg_lock);
1400	return change;
1401}
1402
1403static int snd_ens1373_spdif_mask_get(struct snd_kcontrol *kcontrol,
1404				      struct snd_ctl_elem_value *ucontrol)
1405{
1406	ucontrol->value.iec958.status[0] = 0xff;
1407	ucontrol->value.iec958.status[1] = 0xff;
1408	ucontrol->value.iec958.status[2] = 0xff;
1409	ucontrol->value.iec958.status[3] = 0xff;
1410	return 0;
1411}
1412
1413static int snd_ens1373_spdif_stream_get(struct snd_kcontrol *kcontrol,
1414					struct snd_ctl_elem_value *ucontrol)
1415{
1416	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1417	spin_lock_irq(&ensoniq->reg_lock);
1418	ucontrol->value.iec958.status[0] = (ensoniq->spdif_stream >> 0) & 0xff;
1419	ucontrol->value.iec958.status[1] = (ensoniq->spdif_stream >> 8) & 0xff;
1420	ucontrol->value.iec958.status[2] = (ensoniq->spdif_stream >> 16) & 0xff;
1421	ucontrol->value.iec958.status[3] = (ensoniq->spdif_stream >> 24) & 0xff;
1422	spin_unlock_irq(&ensoniq->reg_lock);
1423	return 0;
1424}
1425
1426static int snd_ens1373_spdif_stream_put(struct snd_kcontrol *kcontrol,
1427                                        struct snd_ctl_elem_value *ucontrol)
1428{
1429	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1430	unsigned int val;
1431	int change;
1432
1433	val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1434	      ((u32)ucontrol->value.iec958.status[1] << 8) |
1435	      ((u32)ucontrol->value.iec958.status[2] << 16) |
1436	      ((u32)ucontrol->value.iec958.status[3] << 24);
1437	spin_lock_irq(&ensoniq->reg_lock);
1438	change = ensoniq->spdif_stream != val;
1439	ensoniq->spdif_stream = val;
1440	if (change && (ensoniq->playback1_substream != NULL ||
1441		       ensoniq->playback2_substream != NULL))
1442		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1443	spin_unlock_irq(&ensoniq->reg_lock);
1444	return change;
1445}
1446
1447#define ES1371_SPDIF(xname) \
1448{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_es1371_spdif_info, \
1449  .get = snd_es1371_spdif_get, .put = snd_es1371_spdif_put }
1450
1451#define snd_es1371_spdif_info		snd_ctl_boolean_mono_info
1452
1453static int snd_es1371_spdif_get(struct snd_kcontrol *kcontrol,
1454				struct snd_ctl_elem_value *ucontrol)
1455{
1456	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1457	
1458	spin_lock_irq(&ensoniq->reg_lock);
1459	ucontrol->value.integer.value[0] = ensoniq->ctrl & ES_1373_SPDIF_THRU ? 1 : 0;
1460	spin_unlock_irq(&ensoniq->reg_lock);
1461	return 0;
1462}
1463
1464static int snd_es1371_spdif_put(struct snd_kcontrol *kcontrol,
1465				struct snd_ctl_elem_value *ucontrol)
1466{
1467	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1468	unsigned int nval1, nval2;
1469	int change;
1470	
1471	nval1 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_THRU : 0;
1472	nval2 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_EN : 0;
1473	spin_lock_irq(&ensoniq->reg_lock);
1474	change = (ensoniq->ctrl & ES_1373_SPDIF_THRU) != nval1;
1475	ensoniq->ctrl &= ~ES_1373_SPDIF_THRU;
1476	ensoniq->ctrl |= nval1;
1477	ensoniq->cssr &= ~ES_1373_SPDIF_EN;
1478	ensoniq->cssr |= nval2;
1479	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1480	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1481	spin_unlock_irq(&ensoniq->reg_lock);
1482	return change;
1483}
1484
1485
1486/* spdif controls */
1487static struct snd_kcontrol_new snd_es1371_mixer_spdif[] = {
1488	ES1371_SPDIF(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH)),
1489	{
1490		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1491		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1492		.info =		snd_ens1373_spdif_info,
1493		.get =		snd_ens1373_spdif_default_get,
1494		.put =		snd_ens1373_spdif_default_put,
1495	},
1496	{
1497		.access =	SNDRV_CTL_ELEM_ACCESS_READ,
1498		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1499		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
1500		.info =		snd_ens1373_spdif_info,
1501		.get =		snd_ens1373_spdif_mask_get
1502	},
1503	{
1504		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1505		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1506		.info =		snd_ens1373_spdif_info,
1507		.get =		snd_ens1373_spdif_stream_get,
1508		.put =		snd_ens1373_spdif_stream_put
1509	},
1510};
1511
1512
1513#define snd_es1373_rear_info		snd_ctl_boolean_mono_info
1514
1515static int snd_es1373_rear_get(struct snd_kcontrol *kcontrol,
1516			       struct snd_ctl_elem_value *ucontrol)
1517{
1518	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1519	int val = 0;
1520	
1521	spin_lock_irq(&ensoniq->reg_lock);
1522	if ((ensoniq->cssr & (ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|
1523			      ES_1373_REAR_BIT24)) == ES_1373_REAR_BIT26)
1524	    	val = 1;
1525	ucontrol->value.integer.value[0] = val;
1526	spin_unlock_irq(&ensoniq->reg_lock);
1527	return 0;
1528}
1529
1530static int snd_es1373_rear_put(struct snd_kcontrol *kcontrol,
1531			       struct snd_ctl_elem_value *ucontrol)
1532{
1533	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1534	unsigned int nval1;
1535	int change;
1536	
1537	nval1 = ucontrol->value.integer.value[0] ?
1538		ES_1373_REAR_BIT26 : (ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1539	spin_lock_irq(&ensoniq->reg_lock);
1540	change = (ensoniq->cssr & (ES_1373_REAR_BIT27|
1541				   ES_1373_REAR_BIT26|ES_1373_REAR_BIT24)) != nval1;
1542	ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|ES_1373_REAR_BIT24);
1543	ensoniq->cssr |= nval1;
1544	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1545	spin_unlock_irq(&ensoniq->reg_lock);
1546	return change;
1547}
1548
1549static struct snd_kcontrol_new snd_ens1373_rear =
1550{
1551	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1552	.name =		"AC97 2ch->4ch Copy Switch",
1553	.info =		snd_es1373_rear_info,
1554	.get =		snd_es1373_rear_get,
1555	.put =		snd_es1373_rear_put,
1556};
1557
1558#define snd_es1373_line_info		snd_ctl_boolean_mono_info
1559
1560static int snd_es1373_line_get(struct snd_kcontrol *kcontrol,
1561			       struct snd_ctl_elem_value *ucontrol)
1562{
1563	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1564	int val = 0;
1565	
1566	spin_lock_irq(&ensoniq->reg_lock);
1567	if ((ensoniq->ctrl & ES_1371_GPIO_OUTM) >= 4)
1568	    	val = 1;
1569	ucontrol->value.integer.value[0] = val;
1570	spin_unlock_irq(&ensoniq->reg_lock);
1571	return 0;
1572}
1573
1574static int snd_es1373_line_put(struct snd_kcontrol *kcontrol,
1575			       struct snd_ctl_elem_value *ucontrol)
1576{
1577	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1578	int changed;
1579	unsigned int ctrl;
1580	
1581	spin_lock_irq(&ensoniq->reg_lock);
1582	ctrl = ensoniq->ctrl;
1583	if (ucontrol->value.integer.value[0])
1584		ensoniq->ctrl |= ES_1371_GPIO_OUT(4);	/* switch line-in -> rear out */
1585	else
1586		ensoniq->ctrl &= ~ES_1371_GPIO_OUT(4);
1587	changed = (ctrl != ensoniq->ctrl);
1588	if (changed)
1589		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1590	spin_unlock_irq(&ensoniq->reg_lock);
1591	return changed;
1592}
1593
1594static struct snd_kcontrol_new snd_ens1373_line =
1595{
1596	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1597	.name =		"Line In->Rear Out Switch",
1598	.info =		snd_es1373_line_info,
1599	.get =		snd_es1373_line_get,
1600	.put =		snd_es1373_line_put,
1601};
1602
1603static void snd_ensoniq_mixer_free_ac97(struct snd_ac97 *ac97)
1604{
1605	struct ensoniq *ensoniq = ac97->private_data;
1606	ensoniq->u.es1371.ac97 = NULL;
1607}
1608
1609struct es1371_quirk {
1610	unsigned short vid;		/* vendor ID */
1611	unsigned short did;		/* device ID */
1612	unsigned char rev;		/* revision */
1613};
1614
1615static int es1371_quirk_lookup(struct ensoniq *ensoniq,
1616				struct es1371_quirk *list)
1617{
1618	while (list->vid != (unsigned short)PCI_ANY_ID) {
1619		if (ensoniq->pci->vendor == list->vid &&
1620		    ensoniq->pci->device == list->did &&
1621		    ensoniq->rev == list->rev)
1622			return 1;
1623		list++;
1624	}
1625	return 0;
1626}
1627
1628static struct es1371_quirk es1371_spdif_present[] = {
1629	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1630	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1631	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1632	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1633	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1634	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1635};
1636
1637static struct snd_pci_quirk ens1373_line_quirk[] = {
1638	SND_PCI_QUIRK_ID(0x1274, 0x2000), /* GA-7DXR */
1639	SND_PCI_QUIRK_ID(0x1458, 0xa000), /* GA-8IEXP */
1640	{ } /* end */
1641};
1642
1643static int snd_ensoniq_1371_mixer(struct ensoniq *ensoniq,
1644				  int has_spdif, int has_line)
1645{
1646	struct snd_card *card = ensoniq->card;
1647	struct snd_ac97_bus *pbus;
1648	struct snd_ac97_template ac97;
1649	int err;
1650	static struct snd_ac97_bus_ops ops = {
1651		.write = snd_es1371_codec_write,
1652		.read = snd_es1371_codec_read,
1653		.wait = snd_es1371_codec_wait,
1654	};
1655
1656	if ((err = snd_ac97_bus(card, 0, &ops, NULL, &pbus)) < 0)
1657		return err;
1658
1659	memset(&ac97, 0, sizeof(ac97));
1660	ac97.private_data = ensoniq;
1661	ac97.private_free = snd_ensoniq_mixer_free_ac97;
1662	ac97.pci = ensoniq->pci;
1663	ac97.scaps = AC97_SCAP_AUDIO;
1664	if ((err = snd_ac97_mixer(pbus, &ac97, &ensoniq->u.es1371.ac97)) < 0)
1665		return err;
1666	if (has_spdif > 0 ||
1667	    (!has_spdif && es1371_quirk_lookup(ensoniq, es1371_spdif_present))) {
1668		struct snd_kcontrol *kctl;
1669		int i, is_spdif = 0;
1670
1671		ensoniq->spdif_default = ensoniq->spdif_stream =
1672			SNDRV_PCM_DEFAULT_CON_SPDIF;
1673		outl(ensoniq->spdif_default, ES_REG(ensoniq, CHANNEL_STATUS));
1674
1675		if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SPDIF)
1676			is_spdif++;
1677
1678		for (i = 0; i < ARRAY_SIZE(snd_es1371_mixer_spdif); i++) {
1679			kctl = snd_ctl_new1(&snd_es1371_mixer_spdif[i], ensoniq);
1680			if (!kctl)
1681				return -ENOMEM;
1682			kctl->id.index = is_spdif;
1683			err = snd_ctl_add(card, kctl);
1684			if (err < 0)
1685				return err;
1686		}
1687	}
1688	if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SDAC) {
1689		/* mirror rear to front speakers */
1690		ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1691		ensoniq->cssr |= ES_1373_REAR_BIT26;
1692		err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_rear, ensoniq));
1693		if (err < 0)
1694			return err;
1695	}
1696	if (has_line > 0 ||
1697	    snd_pci_quirk_lookup(ensoniq->pci, ens1373_line_quirk)) {
1698		 err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_line,
1699						      ensoniq));
1700		 if (err < 0)
1701			 return err;
1702	}
1703
1704	return 0;
1705}
1706
1707#endif /* CHIP1371 */
1708
1709/* generic control callbacks for ens1370 */
1710#ifdef CHIP1370
1711#define ENSONIQ_CONTROL(xname, mask) \
1712{ .iface = SNDRV_CTL_ELEM_IFACE_CARD, .name = xname, .info = snd_ensoniq_control_info, \
1713  .get = snd_ensoniq_control_get, .put = snd_ensoniq_control_put, \
1714  .private_value = mask }
1715
1716#define snd_ensoniq_control_info	snd_ctl_boolean_mono_info
1717
1718static int snd_ensoniq_control_get(struct snd_kcontrol *kcontrol,
1719				   struct snd_ctl_elem_value *ucontrol)
1720{
1721	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1722	int mask = kcontrol->private_value;
1723	
1724	spin_lock_irq(&ensoniq->reg_lock);
1725	ucontrol->value.integer.value[0] = ensoniq->ctrl & mask ? 1 : 0;
1726	spin_unlock_irq(&ensoniq->reg_lock);
1727	return 0;
1728}
1729
1730static int snd_ensoniq_control_put(struct snd_kcontrol *kcontrol,
1731				   struct snd_ctl_elem_value *ucontrol)
1732{
1733	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1734	int mask = kcontrol->private_value;
1735	unsigned int nval;
1736	int change;
1737	
1738	nval = ucontrol->value.integer.value[0] ? mask : 0;
1739	spin_lock_irq(&ensoniq->reg_lock);
1740	change = (ensoniq->ctrl & mask) != nval;
1741	ensoniq->ctrl &= ~mask;
1742	ensoniq->ctrl |= nval;
1743	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1744	spin_unlock_irq(&ensoniq->reg_lock);
1745	return change;
1746}
1747
1748/*
1749 * ENS1370 mixer
1750 */
1751
1752static struct snd_kcontrol_new snd_es1370_controls[2] = {
1753ENSONIQ_CONTROL("PCM 0 Output also on Line-In Jack", ES_1370_XCTL0),
1754ENSONIQ_CONTROL("Mic +5V bias", ES_1370_XCTL1)
1755};
1756
1757#define ES1370_CONTROLS ARRAY_SIZE(snd_es1370_controls)
1758
1759static void snd_ensoniq_mixer_free_ak4531(struct snd_ak4531 *ak4531)
1760{
1761	struct ensoniq *ensoniq = ak4531->private_data;
1762	ensoniq->u.es1370.ak4531 = NULL;
1763}
1764
1765static int snd_ensoniq_1370_mixer(struct ensoniq *ensoniq)
1766{
1767	struct snd_card *card = ensoniq->card;
1768	struct snd_ak4531 ak4531;
1769	unsigned int idx;
1770	int err;
1771
1772	/* try reset AK4531 */
1773	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
1774	inw(ES_REG(ensoniq, 1370_CODEC));
1775	udelay(100);
1776	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
1777	inw(ES_REG(ensoniq, 1370_CODEC));
1778	udelay(100);
1779
1780	memset(&ak4531, 0, sizeof(ak4531));
1781	ak4531.write = snd_es1370_codec_write;
1782	ak4531.private_data = ensoniq;
1783	ak4531.private_free = snd_ensoniq_mixer_free_ak4531;
1784	if ((err = snd_ak4531_mixer(card, &ak4531, &ensoniq->u.es1370.ak4531)) < 0)
1785		return err;
1786	for (idx = 0; idx < ES1370_CONTROLS; idx++) {
1787		err = snd_ctl_add(card, snd_ctl_new1(&snd_es1370_controls[idx], ensoniq));
1788		if (err < 0)
1789			return err;
1790	}
1791	return 0;
1792}
1793
1794#endif /* CHIP1370 */
1795
1796#ifdef SUPPORT_JOYSTICK
1797
1798#ifdef CHIP1371
1799static int snd_ensoniq_get_joystick_port(struct ensoniq *ensoniq, int dev)
1800{
1801	switch (joystick_port[dev]) {
1802	case 0: /* disabled */
1803	case 1: /* auto-detect */
1804	case 0x200:
1805	case 0x208:
1806	case 0x210:
1807	case 0x218:
1808		return joystick_port[dev];
1809
1810	default:
1811		dev_err(ensoniq->card->dev,
1812			"invalid joystick port %#x", joystick_port[dev]);
1813		return 0;
1814	}
1815}
1816#else
1817static int snd_ensoniq_get_joystick_port(struct ensoniq *ensoniq, int dev)
1818{
1819	return joystick[dev] ? 0x200 : 0;
1820}
1821#endif
1822
1823static int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, int dev)
1824{
1825	struct gameport *gp;
1826	int io_port;
1827
1828	io_port = snd_ensoniq_get_joystick_port(ensoniq, dev);
1829
1830	switch (io_port) {
1831	case 0:
1832		return -ENOSYS;
1833
1834	case 1: /* auto_detect */
1835		for (io_port = 0x200; io_port <= 0x218; io_port += 8)
1836			if (request_region(io_port, 8, "ens137x: gameport"))
1837				break;
1838		if (io_port > 0x218) {
1839			dev_warn(ensoniq->card->dev,
1840				 "no gameport ports available\n");
1841			return -EBUSY;
1842		}
1843		break;
1844
1845	default:
1846		if (!request_region(io_port, 8, "ens137x: gameport")) {
1847			dev_warn(ensoniq->card->dev,
1848				 "gameport io port %#x in use\n",
1849			       io_port);
1850			return -EBUSY;
1851		}
1852		break;
1853	}
1854
1855	ensoniq->gameport = gp = gameport_allocate_port();
1856	if (!gp) {
1857		dev_err(ensoniq->card->dev,
1858			"cannot allocate memory for gameport\n");
1859		release_region(io_port, 8);
1860		return -ENOMEM;
1861	}
1862
1863	gameport_set_name(gp, "ES137x");
1864	gameport_set_phys(gp, "pci%s/gameport0", pci_name(ensoniq->pci));
1865	gameport_set_dev_parent(gp, &ensoniq->pci->dev);
1866	gp->io = io_port;
1867
1868	ensoniq->ctrl |= ES_JYSTK_EN;
1869#ifdef CHIP1371
1870	ensoniq->ctrl &= ~ES_1371_JOY_ASELM;
1871	ensoniq->ctrl |= ES_1371_JOY_ASEL((io_port - 0x200) / 8);
1872#endif
1873	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1874
1875	gameport_register_port(ensoniq->gameport);
1876
1877	return 0;
1878}
1879
1880static void snd_ensoniq_free_gameport(struct ensoniq *ensoniq)
1881{
1882	if (ensoniq->gameport) {
1883		int port = ensoniq->gameport->io;
1884
1885		gameport_unregister_port(ensoniq->gameport);
1886		ensoniq->gameport = NULL;
1887		ensoniq->ctrl &= ~ES_JYSTK_EN;
1888		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1889		release_region(port, 8);
1890	}
1891}
1892#else
1893static inline int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, long port) { return -ENOSYS; }
1894static inline void snd_ensoniq_free_gameport(struct ensoniq *ensoniq) { }
1895#endif /* SUPPORT_JOYSTICK */
1896
1897/*
1898
1899 */
1900
1901static void snd_ensoniq_proc_read(struct snd_info_entry *entry, 
1902				  struct snd_info_buffer *buffer)
1903{
1904	struct ensoniq *ensoniq = entry->private_data;
1905
1906	snd_iprintf(buffer, "Ensoniq AudioPCI " CHIP_NAME "\n\n");
 
 
 
 
1907	snd_iprintf(buffer, "Joystick enable  : %s\n",
1908		    ensoniq->ctrl & ES_JYSTK_EN ? "on" : "off");
1909#ifdef CHIP1370
1910	snd_iprintf(buffer, "MIC +5V bias     : %s\n",
1911		    ensoniq->ctrl & ES_1370_XCTL1 ? "on" : "off");
1912	snd_iprintf(buffer, "Line In to AOUT  : %s\n",
1913		    ensoniq->ctrl & ES_1370_XCTL0 ? "on" : "off");
1914#else
1915	snd_iprintf(buffer, "Joystick port    : 0x%x\n",
1916		    (ES_1371_JOY_ASELI(ensoniq->ctrl) * 8) + 0x200);
1917#endif
1918}
1919
1920static void snd_ensoniq_proc_init(struct ensoniq *ensoniq)
1921{
1922	struct snd_info_entry *entry;
1923
1924	if (! snd_card_proc_new(ensoniq->card, "audiopci", &entry))
1925		snd_info_set_text_ops(entry, ensoniq, snd_ensoniq_proc_read);
1926}
1927
1928/*
1929
1930 */
1931
1932static int snd_ensoniq_free(struct ensoniq *ensoniq)
1933{
1934	snd_ensoniq_free_gameport(ensoniq);
1935	if (ensoniq->irq < 0)
1936		goto __hw_end;
1937#ifdef CHIP1370
1938	outl(ES_1370_SERR_DISABLE, ES_REG(ensoniq, CONTROL));	/* switch everything off */
1939	outl(0, ES_REG(ensoniq, SERIAL));	/* clear serial interface */
1940#else
1941	outl(0, ES_REG(ensoniq, CONTROL));	/* switch everything off */
1942	outl(0, ES_REG(ensoniq, SERIAL));	/* clear serial interface */
1943#endif
1944	if (ensoniq->irq >= 0)
1945		synchronize_irq(ensoniq->irq);
1946	pci_set_power_state(ensoniq->pci, PCI_D3hot);
1947      __hw_end:
1948#ifdef CHIP1370
1949	if (ensoniq->dma_bug.area)
1950		snd_dma_free_pages(&ensoniq->dma_bug);
1951#endif
1952	if (ensoniq->irq >= 0)
1953		free_irq(ensoniq->irq, ensoniq);
1954	pci_release_regions(ensoniq->pci);
1955	pci_disable_device(ensoniq->pci);
1956	kfree(ensoniq);
1957	return 0;
1958}
1959
1960static int snd_ensoniq_dev_free(struct snd_device *device)
1961{
1962	struct ensoniq *ensoniq = device->device_data;
1963	return snd_ensoniq_free(ensoniq);
1964}
1965
1966#ifdef CHIP1371
1967static struct snd_pci_quirk es1371_amplifier_hack[] = {
1968	SND_PCI_QUIRK_ID(0x107b, 0x2150),	/* Gateway Solo 2150 */
1969	SND_PCI_QUIRK_ID(0x13bd, 0x100c),	/* EV1938 on Mebius PC-MJ100V */
1970	SND_PCI_QUIRK_ID(0x1102, 0x5938),	/* Targa Xtender300 */
1971	SND_PCI_QUIRK_ID(0x1102, 0x8938),	/* IPC Topnote G notebook */
1972	{ } /* end */
1973};
1974
1975static struct es1371_quirk es1371_ac97_reset_hack[] = {
1976	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1977	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1978	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1979	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1980	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1981	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1982};
1983#endif
1984
1985static void snd_ensoniq_chip_init(struct ensoniq *ensoniq)
1986{
1987#ifdef CHIP1371
1988	int idx;
1989#endif
1990	/* this code was part of snd_ensoniq_create before intruduction
1991	  * of suspend/resume
1992	  */
1993#ifdef CHIP1370
1994	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1995	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1996	outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1997	outl(ensoniq->dma_bug.addr, ES_REG(ensoniq, PHANTOM_FRAME));
1998	outl(0, ES_REG(ensoniq, PHANTOM_COUNT));
1999#else
2000	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
2001	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
2002	outl(0, ES_REG(ensoniq, 1371_LEGACY));
2003	if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack)) {
2004	    outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
2005	    /* need to delay around 20ms(bleech) to give
2006	       some CODECs enough time to wakeup */
2007	    msleep(20);
2008	}
2009	/* AC'97 warm reset to start the bitclk */
2010	outl(ensoniq->ctrl | ES_1371_SYNC_RES, ES_REG(ensoniq, CONTROL));
2011	inl(ES_REG(ensoniq, CONTROL));
2012	udelay(20);
2013	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
2014	/* Init the sample rate converter */
2015	snd_es1371_wait_src_ready(ensoniq);	
2016	outl(ES_1371_SRC_DISABLE, ES_REG(ensoniq, 1371_SMPRATE));
2017	for (idx = 0; idx < 0x80; idx++)
2018		snd_es1371_src_write(ensoniq, idx, 0);
2019	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_TRUNC_N, 16 << 4);
2020	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS, 16 << 10);
2021	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_TRUNC_N, 16 << 4);
2022	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS, 16 << 10);
2023	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, 1 << 12);
2024	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, 1 << 12);
2025	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1, 1 << 12);
2026	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1 + 1, 1 << 12);
2027	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2, 1 << 12);
2028	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2 + 1, 1 << 12);
2029	snd_es1371_adc_rate(ensoniq, 22050);
2030	snd_es1371_dac1_rate(ensoniq, 22050);
2031	snd_es1371_dac2_rate(ensoniq, 22050);
2032	/* WARNING:
2033	 * enabling the sample rate converter without properly programming
2034	 * its parameters causes the chip to lock up (the SRC busy bit will
2035	 * be stuck high, and I've found no way to rectify this other than
2036	 * power cycle) - Thomas Sailer
2037	 */
2038	snd_es1371_wait_src_ready(ensoniq);
2039	outl(0, ES_REG(ensoniq, 1371_SMPRATE));
2040	/* try reset codec directly */
2041	outl(ES_1371_CODEC_WRITE(0, 0), ES_REG(ensoniq, 1371_CODEC));
2042#endif
2043	outb(ensoniq->uartc = 0x00, ES_REG(ensoniq, UART_CONTROL));
2044	outb(0x00, ES_REG(ensoniq, UART_RES));
2045	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
2046	synchronize_irq(ensoniq->irq);
2047}
2048
2049#ifdef CONFIG_PM_SLEEP
2050static int snd_ensoniq_suspend(struct device *dev)
2051{
2052	struct pci_dev *pci = to_pci_dev(dev);
2053	struct snd_card *card = dev_get_drvdata(dev);
2054	struct ensoniq *ensoniq = card->private_data;
2055	
2056	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2057
2058	snd_pcm_suspend_all(ensoniq->pcm1);
2059	snd_pcm_suspend_all(ensoniq->pcm2);
2060	
2061#ifdef CHIP1371	
2062	snd_ac97_suspend(ensoniq->u.es1371.ac97);
2063#else
2064	/* try to reset AK4531 */
2065	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
2066	inw(ES_REG(ensoniq, 1370_CODEC));
2067	udelay(100);
2068	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
2069	inw(ES_REG(ensoniq, 1370_CODEC));
2070	udelay(100);
2071	snd_ak4531_suspend(ensoniq->u.es1370.ak4531);
2072#endif	
2073
2074	pci_disable_device(pci);
2075	pci_save_state(pci);
2076	pci_set_power_state(pci, PCI_D3hot);
2077	return 0;
2078}
2079
2080static int snd_ensoniq_resume(struct device *dev)
2081{
2082	struct pci_dev *pci = to_pci_dev(dev);
2083	struct snd_card *card = dev_get_drvdata(dev);
2084	struct ensoniq *ensoniq = card->private_data;
2085
2086	pci_set_power_state(pci, PCI_D0);
2087	pci_restore_state(pci);
2088	if (pci_enable_device(pci) < 0) {
2089		dev_err(dev, "pci_enable_device failed, disabling device\n");
 
2090		snd_card_disconnect(card);
2091		return -EIO;
2092	}
2093	pci_set_master(pci);
2094
2095	snd_ensoniq_chip_init(ensoniq);
2096
2097#ifdef CHIP1371	
2098	snd_ac97_resume(ensoniq->u.es1371.ac97);
2099#else
2100	snd_ak4531_resume(ensoniq->u.es1370.ak4531);
2101#endif	
2102	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2103	return 0;
2104}
 
2105
2106static SIMPLE_DEV_PM_OPS(snd_ensoniq_pm, snd_ensoniq_suspend, snd_ensoniq_resume);
2107#define SND_ENSONIQ_PM_OPS	&snd_ensoniq_pm
2108#else
2109#define SND_ENSONIQ_PM_OPS	NULL
2110#endif /* CONFIG_PM_SLEEP */
2111
2112static int snd_ensoniq_create(struct snd_card *card,
2113			      struct pci_dev *pci,
2114			      struct ensoniq **rensoniq)
2115{
2116	struct ensoniq *ensoniq;
2117	int err;
2118	static struct snd_device_ops ops = {
2119		.dev_free =	snd_ensoniq_dev_free,
2120	};
2121
2122	*rensoniq = NULL;
2123	if ((err = pci_enable_device(pci)) < 0)
2124		return err;
2125	ensoniq = kzalloc(sizeof(*ensoniq), GFP_KERNEL);
2126	if (ensoniq == NULL) {
2127		pci_disable_device(pci);
2128		return -ENOMEM;
2129	}
2130	spin_lock_init(&ensoniq->reg_lock);
2131	mutex_init(&ensoniq->src_mutex);
2132	ensoniq->card = card;
2133	ensoniq->pci = pci;
2134	ensoniq->irq = -1;
2135	if ((err = pci_request_regions(pci, "Ensoniq AudioPCI")) < 0) {
2136		kfree(ensoniq);
2137		pci_disable_device(pci);
2138		return err;
2139	}
2140	ensoniq->port = pci_resource_start(pci, 0);
2141	if (request_irq(pci->irq, snd_audiopci_interrupt, IRQF_SHARED,
2142			KBUILD_MODNAME, ensoniq)) {
2143		dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
2144		snd_ensoniq_free(ensoniq);
2145		return -EBUSY;
2146	}
2147	ensoniq->irq = pci->irq;
2148#ifdef CHIP1370
2149	if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2150				16, &ensoniq->dma_bug) < 0) {
2151		dev_err(card->dev, "unable to allocate space for phantom area - dma_bug\n");
2152		snd_ensoniq_free(ensoniq);
2153		return -EBUSY;
2154	}
2155#endif
2156	pci_set_master(pci);
2157	ensoniq->rev = pci->revision;
2158#ifdef CHIP1370
2159#if 0
2160	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_SERR_DISABLE |
2161		ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2162#else	/* get microphone working */
2163	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2164#endif
2165	ensoniq->sctrl = 0;
2166#else
2167	ensoniq->ctrl = 0;
2168	ensoniq->sctrl = 0;
2169	ensoniq->cssr = 0;
2170	if (snd_pci_quirk_lookup(pci, es1371_amplifier_hack))
2171		ensoniq->ctrl |= ES_1371_GPIO_OUT(1);	/* turn amplifier on */
2172
2173	if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack))
2174		ensoniq->cssr |= ES_1371_ST_AC97_RST;
2175#endif
2176
2177	snd_ensoniq_chip_init(ensoniq);
2178
2179	if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ensoniq, &ops)) < 0) {
2180		snd_ensoniq_free(ensoniq);
2181		return err;
2182	}
2183
2184	snd_ensoniq_proc_init(ensoniq);
2185
 
 
2186	*rensoniq = ensoniq;
2187	return 0;
2188}
2189
2190/*
2191 *  MIDI section
2192 */
2193
2194static void snd_ensoniq_midi_interrupt(struct ensoniq * ensoniq)
2195{
2196	struct snd_rawmidi *rmidi = ensoniq->rmidi;
2197	unsigned char status, mask, byte;
2198
2199	if (rmidi == NULL)
2200		return;
2201	/* do Rx at first */
2202	spin_lock(&ensoniq->reg_lock);
2203	mask = ensoniq->uartm & ES_MODE_INPUT ? ES_RXRDY : 0;
2204	while (mask) {
2205		status = inb(ES_REG(ensoniq, UART_STATUS));
2206		if ((status & mask) == 0)
2207			break;
2208		byte = inb(ES_REG(ensoniq, UART_DATA));
2209		snd_rawmidi_receive(ensoniq->midi_input, &byte, 1);
2210	}
2211	spin_unlock(&ensoniq->reg_lock);
2212
2213	/* do Tx at second */
2214	spin_lock(&ensoniq->reg_lock);
2215	mask = ensoniq->uartm & ES_MODE_OUTPUT ? ES_TXRDY : 0;
2216	while (mask) {
2217		status = inb(ES_REG(ensoniq, UART_STATUS));
2218		if ((status & mask) == 0)
2219			break;
2220		if (snd_rawmidi_transmit(ensoniq->midi_output, &byte, 1) != 1) {
2221			ensoniq->uartc &= ~ES_TXINTENM;
2222			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2223			mask &= ~ES_TXRDY;
2224		} else {
2225			outb(byte, ES_REG(ensoniq, UART_DATA));
2226		}
2227	}
2228	spin_unlock(&ensoniq->reg_lock);
2229}
2230
2231static int snd_ensoniq_midi_input_open(struct snd_rawmidi_substream *substream)
2232{
2233	struct ensoniq *ensoniq = substream->rmidi->private_data;
2234
2235	spin_lock_irq(&ensoniq->reg_lock);
2236	ensoniq->uartm |= ES_MODE_INPUT;
2237	ensoniq->midi_input = substream;
2238	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2239		outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2240		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2241		outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2242	}
2243	spin_unlock_irq(&ensoniq->reg_lock);
2244	return 0;
2245}
2246
2247static int snd_ensoniq_midi_input_close(struct snd_rawmidi_substream *substream)
2248{
2249	struct ensoniq *ensoniq = substream->rmidi->private_data;
2250
2251	spin_lock_irq(&ensoniq->reg_lock);
2252	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2253		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2254		outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2255	} else {
2256		outb(ensoniq->uartc &= ~ES_RXINTEN, ES_REG(ensoniq, UART_CONTROL));
2257	}
2258	ensoniq->midi_input = NULL;
2259	ensoniq->uartm &= ~ES_MODE_INPUT;
2260	spin_unlock_irq(&ensoniq->reg_lock);
2261	return 0;
2262}
2263
2264static int snd_ensoniq_midi_output_open(struct snd_rawmidi_substream *substream)
2265{
2266	struct ensoniq *ensoniq = substream->rmidi->private_data;
2267
2268	spin_lock_irq(&ensoniq->reg_lock);
2269	ensoniq->uartm |= ES_MODE_OUTPUT;
2270	ensoniq->midi_output = substream;
2271	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2272		outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2273		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2274		outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2275	}
2276	spin_unlock_irq(&ensoniq->reg_lock);
2277	return 0;
2278}
2279
2280static int snd_ensoniq_midi_output_close(struct snd_rawmidi_substream *substream)
2281{
2282	struct ensoniq *ensoniq = substream->rmidi->private_data;
2283
2284	spin_lock_irq(&ensoniq->reg_lock);
2285	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2286		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2287		outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2288	} else {
2289		outb(ensoniq->uartc &= ~ES_TXINTENM, ES_REG(ensoniq, UART_CONTROL));
2290	}
2291	ensoniq->midi_output = NULL;
2292	ensoniq->uartm &= ~ES_MODE_OUTPUT;
2293	spin_unlock_irq(&ensoniq->reg_lock);
2294	return 0;
2295}
2296
2297static void snd_ensoniq_midi_input_trigger(struct snd_rawmidi_substream *substream, int up)
2298{
2299	unsigned long flags;
2300	struct ensoniq *ensoniq = substream->rmidi->private_data;
2301	int idx;
2302
2303	spin_lock_irqsave(&ensoniq->reg_lock, flags);
2304	if (up) {
2305		if ((ensoniq->uartc & ES_RXINTEN) == 0) {
2306			/* empty input FIFO */
2307			for (idx = 0; idx < 32; idx++)
2308				inb(ES_REG(ensoniq, UART_DATA));
2309			ensoniq->uartc |= ES_RXINTEN;
2310			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2311		}
2312	} else {
2313		if (ensoniq->uartc & ES_RXINTEN) {
2314			ensoniq->uartc &= ~ES_RXINTEN;
2315			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2316		}
2317	}
2318	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2319}
2320
2321static void snd_ensoniq_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
2322{
2323	unsigned long flags;
2324	struct ensoniq *ensoniq = substream->rmidi->private_data;
2325	unsigned char byte;
2326
2327	spin_lock_irqsave(&ensoniq->reg_lock, flags);
2328	if (up) {
2329		if (ES_TXINTENI(ensoniq->uartc) == 0) {
2330			ensoniq->uartc |= ES_TXINTENO(1);
2331			/* fill UART FIFO buffer at first, and turn Tx interrupts only if necessary */
2332			while (ES_TXINTENI(ensoniq->uartc) == 1 &&
2333			       (inb(ES_REG(ensoniq, UART_STATUS)) & ES_TXRDY)) {
2334				if (snd_rawmidi_transmit(substream, &byte, 1) != 1) {
2335					ensoniq->uartc &= ~ES_TXINTENM;
2336				} else {
2337					outb(byte, ES_REG(ensoniq, UART_DATA));
2338				}
2339			}
2340			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2341		}
2342	} else {
2343		if (ES_TXINTENI(ensoniq->uartc) == 1) {
2344			ensoniq->uartc &= ~ES_TXINTENM;
2345			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2346		}
2347	}
2348	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2349}
2350
2351static struct snd_rawmidi_ops snd_ensoniq_midi_output =
2352{
2353	.open =		snd_ensoniq_midi_output_open,
2354	.close =	snd_ensoniq_midi_output_close,
2355	.trigger =	snd_ensoniq_midi_output_trigger,
2356};
2357
2358static struct snd_rawmidi_ops snd_ensoniq_midi_input =
2359{
2360	.open =		snd_ensoniq_midi_input_open,
2361	.close =	snd_ensoniq_midi_input_close,
2362	.trigger =	snd_ensoniq_midi_input_trigger,
2363};
2364
2365static int snd_ensoniq_midi(struct ensoniq *ensoniq, int device,
2366			    struct snd_rawmidi **rrawmidi)
2367{
2368	struct snd_rawmidi *rmidi;
2369	int err;
2370
2371	if (rrawmidi)
2372		*rrawmidi = NULL;
2373	if ((err = snd_rawmidi_new(ensoniq->card, "ES1370/1", device, 1, 1, &rmidi)) < 0)
2374		return err;
2375	strcpy(rmidi->name, CHIP_NAME);
 
 
 
 
2376	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_ensoniq_midi_output);
2377	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_ensoniq_midi_input);
2378	rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | SNDRV_RAWMIDI_INFO_INPUT |
2379		SNDRV_RAWMIDI_INFO_DUPLEX;
2380	rmidi->private_data = ensoniq;
2381	ensoniq->rmidi = rmidi;
2382	if (rrawmidi)
2383		*rrawmidi = rmidi;
2384	return 0;
2385}
2386
2387/*
2388 *  Interrupt handler
2389 */
2390
2391static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id)
2392{
2393	struct ensoniq *ensoniq = dev_id;
2394	unsigned int status, sctrl;
2395
2396	if (ensoniq == NULL)
2397		return IRQ_NONE;
2398
2399	status = inl(ES_REG(ensoniq, STATUS));
2400	if (!(status & ES_INTR))
2401		return IRQ_NONE;
2402
2403	spin_lock(&ensoniq->reg_lock);
2404	sctrl = ensoniq->sctrl;
2405	if (status & ES_DAC1)
2406		sctrl &= ~ES_P1_INT_EN;
2407	if (status & ES_DAC2)
2408		sctrl &= ~ES_P2_INT_EN;
2409	if (status & ES_ADC)
2410		sctrl &= ~ES_R1_INT_EN;
2411	outl(sctrl, ES_REG(ensoniq, SERIAL));
2412	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
2413	spin_unlock(&ensoniq->reg_lock);
2414
2415	if (status & ES_UART)
2416		snd_ensoniq_midi_interrupt(ensoniq);
2417	if ((status & ES_DAC2) && ensoniq->playback2_substream)
2418		snd_pcm_period_elapsed(ensoniq->playback2_substream);
2419	if ((status & ES_ADC) && ensoniq->capture_substream)
2420		snd_pcm_period_elapsed(ensoniq->capture_substream);
2421	if ((status & ES_DAC1) && ensoniq->playback1_substream)
2422		snd_pcm_period_elapsed(ensoniq->playback1_substream);
2423	return IRQ_HANDLED;
2424}
2425
2426static int snd_audiopci_probe(struct pci_dev *pci,
2427			      const struct pci_device_id *pci_id)
2428{
2429	static int dev;
2430	struct snd_card *card;
2431	struct ensoniq *ensoniq;
2432	int err, pcm_devs[2];
2433
2434	if (dev >= SNDRV_CARDS)
2435		return -ENODEV;
2436	if (!enable[dev]) {
2437		dev++;
2438		return -ENOENT;
2439	}
2440
2441	err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2442			   0, &card);
2443	if (err < 0)
2444		return err;
2445
2446	if ((err = snd_ensoniq_create(card, pci, &ensoniq)) < 0) {
2447		snd_card_free(card);
2448		return err;
2449	}
2450	card->private_data = ensoniq;
2451
2452	pcm_devs[0] = 0; pcm_devs[1] = 1;
2453#ifdef CHIP1370
2454	if ((err = snd_ensoniq_1370_mixer(ensoniq)) < 0) {
2455		snd_card_free(card);
2456		return err;
2457	}
2458#endif
2459#ifdef CHIP1371
2460	if ((err = snd_ensoniq_1371_mixer(ensoniq, spdif[dev], lineio[dev])) < 0) {
2461		snd_card_free(card);
2462		return err;
2463	}
2464#endif
2465	if ((err = snd_ensoniq_pcm(ensoniq, 0, NULL)) < 0) {
2466		snd_card_free(card);
2467		return err;
2468	}
2469	if ((err = snd_ensoniq_pcm2(ensoniq, 1, NULL)) < 0) {
2470		snd_card_free(card);
2471		return err;
2472	}
2473	if ((err = snd_ensoniq_midi(ensoniq, 0, NULL)) < 0) {
2474		snd_card_free(card);
2475		return err;
2476	}
2477
2478	snd_ensoniq_create_gameport(ensoniq, dev);
2479
2480	strcpy(card->driver, DRIVER_NAME);
2481
2482	strcpy(card->shortname, "Ensoniq AudioPCI");
2483	sprintf(card->longname, "%s %s at 0x%lx, irq %i",
2484		card->shortname,
2485		card->driver,
2486		ensoniq->port,
2487		ensoniq->irq);
2488
2489	if ((err = snd_card_register(card)) < 0) {
2490		snd_card_free(card);
2491		return err;
2492	}
2493
2494	pci_set_drvdata(pci, card);
2495	dev++;
2496	return 0;
2497}
2498
2499static void snd_audiopci_remove(struct pci_dev *pci)
2500{
2501	snd_card_free(pci_get_drvdata(pci));
 
2502}
2503
2504static struct pci_driver ens137x_driver = {
2505	.name = KBUILD_MODNAME,
2506	.id_table = snd_audiopci_ids,
2507	.probe = snd_audiopci_probe,
2508	.remove = snd_audiopci_remove,
2509	.driver = {
2510		.pm = SND_ENSONIQ_PM_OPS,
2511	},
 
2512};
2513	
2514module_pci_driver(ens137x_driver);
v3.5.6
   1/*
   2 *  Driver for Ensoniq ES1370/ES1371 AudioPCI soundcard
   3 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>,
   4 *		     Thomas Sailer <sailer@ife.ee.ethz.ch>
   5 *
   6 *   This program is free software; you can redistribute it and/or modify
   7 *   it under the terms of the GNU General Public License as published by
   8 *   the Free Software Foundation; either version 2 of the License, or
   9 *   (at your option) any later version.
  10 *
  11 *   This program is distributed in the hope that it will be useful,
  12 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 *   GNU General Public License for more details.
  15 *
  16 *   You should have received a copy of the GNU General Public License
  17 *   along with this program; if not, write to the Free Software
  18 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 *
  20 */
  21
  22/* Power-Management-Code ( CONFIG_PM )
  23 * for ens1371 only ( FIXME )
  24 * derived from cs4281.c, atiixp.c and via82xx.c
  25 * using http://www.alsa-project.org/~tiwai/writing-an-alsa-driver/ 
  26 * by Kurt J. Bosch
  27 */
  28
  29#include <asm/io.h>
  30#include <linux/delay.h>
  31#include <linux/interrupt.h>
  32#include <linux/init.h>
  33#include <linux/pci.h>
  34#include <linux/slab.h>
  35#include <linux/gameport.h>
  36#include <linux/module.h>
  37#include <linux/mutex.h>
  38
  39#include <sound/core.h>
  40#include <sound/control.h>
  41#include <sound/pcm.h>
  42#include <sound/rawmidi.h>
  43#ifdef CHIP1371
  44#include <sound/ac97_codec.h>
  45#else
  46#include <sound/ak4531_codec.h>
  47#endif
  48#include <sound/initval.h>
  49#include <sound/asoundef.h>
  50
  51#ifndef CHIP1371
  52#undef CHIP1370
  53#define CHIP1370
  54#endif
  55
  56#ifdef CHIP1370
  57#define DRIVER_NAME "ENS1370"
 
  58#else
  59#define DRIVER_NAME "ENS1371"
 
  60#endif
  61
  62
  63MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, Thomas Sailer <sailer@ife.ee.ethz.ch>");
  64MODULE_LICENSE("GPL");
  65#ifdef CHIP1370
  66MODULE_DESCRIPTION("Ensoniq AudioPCI ES1370");
  67MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI-97 ES1370},"
  68	        "{Creative Labs,SB PCI64/128 (ES1370)}}");
  69#endif
  70#ifdef CHIP1371
  71MODULE_DESCRIPTION("Ensoniq/Creative AudioPCI ES1371+");
  72MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI ES1371/73},"
  73		"{Ensoniq,AudioPCI ES1373},"
  74		"{Creative Labs,Ectiva EV1938},"
  75		"{Creative Labs,SB PCI64/128 (ES1371/73)},"
  76		"{Creative Labs,Vibra PCI128},"
  77		"{Ectiva,EV1938}}");
  78#endif
  79
  80#if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
  81#define SUPPORT_JOYSTICK
  82#endif
  83
  84static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
  85static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
  86static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable switches */
  87#ifdef SUPPORT_JOYSTICK
  88#ifdef CHIP1371
  89static int joystick_port[SNDRV_CARDS];
  90#else
  91static bool joystick[SNDRV_CARDS];
  92#endif
  93#endif
  94#ifdef CHIP1371
  95static int spdif[SNDRV_CARDS];
  96static int lineio[SNDRV_CARDS];
  97#endif
  98
  99module_param_array(index, int, NULL, 0444);
 100MODULE_PARM_DESC(index, "Index value for Ensoniq AudioPCI soundcard.");
 101module_param_array(id, charp, NULL, 0444);
 102MODULE_PARM_DESC(id, "ID string for Ensoniq AudioPCI soundcard.");
 103module_param_array(enable, bool, NULL, 0444);
 104MODULE_PARM_DESC(enable, "Enable Ensoniq AudioPCI soundcard.");
 105#ifdef SUPPORT_JOYSTICK
 106#ifdef CHIP1371
 107module_param_array(joystick_port, int, NULL, 0444);
 108MODULE_PARM_DESC(joystick_port, "Joystick port address.");
 109#else
 110module_param_array(joystick, bool, NULL, 0444);
 111MODULE_PARM_DESC(joystick, "Enable joystick.");
 112#endif
 113#endif /* SUPPORT_JOYSTICK */
 114#ifdef CHIP1371
 115module_param_array(spdif, int, NULL, 0444);
 116MODULE_PARM_DESC(spdif, "S/PDIF output (-1 = none, 0 = auto, 1 = force).");
 117module_param_array(lineio, int, NULL, 0444);
 118MODULE_PARM_DESC(lineio, "Line In to Rear Out (0 = auto, 1 = force).");
 119#endif
 120
 121/* ES1371 chip ID */
 122/* This is a little confusing because all ES1371 compatible chips have the
 123   same DEVICE_ID, the only thing differentiating them is the REV_ID field.
 124   This is only significant if you want to enable features on the later parts.
 125   Yes, I know it's stupid and why didn't we use the sub IDs?
 126*/
 127#define ES1371REV_ES1373_A  0x04
 128#define ES1371REV_ES1373_B  0x06
 129#define ES1371REV_CT5880_A  0x07
 130#define CT5880REV_CT5880_C  0x02
 131#define CT5880REV_CT5880_D  0x03	/* ??? -jk */
 132#define CT5880REV_CT5880_E  0x04	/* mw */
 133#define ES1371REV_ES1371_B  0x09
 134#define EV1938REV_EV1938_A  0x00
 135#define ES1371REV_ES1373_8  0x08
 136
 137/*
 138 * Direct registers
 139 */
 140
 141#define ES_REG(ensoniq, x) ((ensoniq)->port + ES_REG_##x)
 142
 143#define ES_REG_CONTROL	0x00	/* R/W: Interrupt/Chip select control register */
 144#define   ES_1370_ADC_STOP	(1<<31)		/* disable capture buffer transfers */
 145#define   ES_1370_XCTL1 	(1<<30)		/* general purpose output bit */
 146#define   ES_1373_BYPASS_P1	(1<<31)		/* bypass SRC for PB1 */
 147#define   ES_1373_BYPASS_P2	(1<<30)		/* bypass SRC for PB2 */
 148#define   ES_1373_BYPASS_R	(1<<29)		/* bypass SRC for REC */
 149#define   ES_1373_TEST_BIT	(1<<28)		/* should be set to 0 for normal operation */
 150#define   ES_1373_RECEN_B	(1<<27)		/* mix record with playback for I2S/SPDIF out */
 151#define   ES_1373_SPDIF_THRU	(1<<26)		/* 0 = SPDIF thru mode, 1 = SPDIF == dig out */
 152#define   ES_1371_JOY_ASEL(o)	(((o)&0x03)<<24)/* joystick port mapping */
 153#define   ES_1371_JOY_ASELM	(0x03<<24)	/* mask for above */
 154#define   ES_1371_JOY_ASELI(i)  (((i)>>24)&0x03)
 155#define   ES_1371_GPIO_IN(i)	(((i)>>20)&0x0f)/* GPIO in [3:0] pins - R/O */
 156#define   ES_1370_PCLKDIVO(o)	(((o)&0x1fff)<<16)/* clock divide ratio for DAC2 */
 157#define   ES_1370_PCLKDIVM	((0x1fff)<<16)	/* mask for above */
 158#define   ES_1370_PCLKDIVI(i)	(((i)>>16)&0x1fff)/* clock divide ratio for DAC2 */
 159#define   ES_1371_GPIO_OUT(o)	(((o)&0x0f)<<16)/* GPIO out [3:0] pins - W/R */
 160#define   ES_1371_GPIO_OUTM     (0x0f<<16)	/* mask for above */
 161#define   ES_MSFMTSEL		(1<<15)		/* MPEG serial data format; 0 = SONY, 1 = I2S */
 162#define   ES_1370_M_SBB		(1<<14)		/* clock source for DAC - 0 = clock generator; 1 = MPEG clocks */
 163#define   ES_1371_SYNC_RES	(1<<14)		/* Warm AC97 reset */
 164#define   ES_1370_WTSRSEL(o)	(((o)&0x03)<<12)/* fixed frequency clock for DAC1 */
 165#define   ES_1370_WTSRSELM	(0x03<<12)	/* mask for above */
 166#define   ES_1371_ADC_STOP	(1<<13)		/* disable CCB transfer capture information */
 167#define   ES_1371_PWR_INTRM	(1<<12)		/* power level change interrupts enable */
 168#define   ES_1370_DAC_SYNC	(1<<11)		/* DAC's are synchronous */
 169#define   ES_1371_M_CB		(1<<11)		/* capture clock source; 0 = AC'97 ADC; 1 = I2S */
 170#define   ES_CCB_INTRM		(1<<10)		/* CCB voice interrupts enable */
 171#define   ES_1370_M_CB		(1<<9)		/* capture clock source; 0 = ADC; 1 = MPEG */
 172#define   ES_1370_XCTL0		(1<<8)		/* generap purpose output bit */
 173#define   ES_1371_PDLEV(o)	(((o)&0x03)<<8)	/* current power down level */
 174#define   ES_1371_PDLEVM	(0x03<<8)	/* mask for above */
 175#define   ES_BREQ		(1<<7)		/* memory bus request enable */
 176#define   ES_DAC1_EN		(1<<6)		/* DAC1 playback channel enable */
 177#define   ES_DAC2_EN		(1<<5)		/* DAC2 playback channel enable */
 178#define   ES_ADC_EN		(1<<4)		/* ADC capture channel enable */
 179#define   ES_UART_EN		(1<<3)		/* UART enable */
 180#define   ES_JYSTK_EN		(1<<2)		/* Joystick module enable */
 181#define   ES_1370_CDC_EN	(1<<1)		/* Codec interface enable */
 182#define   ES_1371_XTALCKDIS	(1<<1)		/* Xtal clock disable */
 183#define   ES_1370_SERR_DISABLE	(1<<0)		/* PCI serr signal disable */
 184#define   ES_1371_PCICLKDIS     (1<<0)		/* PCI clock disable */
 185#define ES_REG_STATUS	0x04	/* R/O: Interrupt/Chip select status register */
 186#define   ES_INTR               (1<<31)		/* Interrupt is pending */
 187#define   ES_1371_ST_AC97_RST	(1<<29)		/* CT5880 AC'97 Reset bit */
 188#define   ES_1373_REAR_BIT27	(1<<27)		/* rear bits: 000 - front, 010 - mirror, 101 - separate */
 189#define   ES_1373_REAR_BIT26	(1<<26)
 190#define   ES_1373_REAR_BIT24	(1<<24)
 191#define   ES_1373_GPIO_INT_EN(o)(((o)&0x0f)<<20)/* GPIO [3:0] pins - interrupt enable */
 192#define   ES_1373_SPDIF_EN	(1<<18)		/* SPDIF enable */
 193#define   ES_1373_SPDIF_TEST	(1<<17)		/* SPDIF test */
 194#define   ES_1371_TEST          (1<<16)		/* test ASIC */
 195#define   ES_1373_GPIO_INT(i)	(((i)&0x0f)>>12)/* GPIO [3:0] pins - interrupt pending */
 196#define   ES_1370_CSTAT		(1<<10)		/* CODEC is busy or register write in progress */
 197#define   ES_1370_CBUSY         (1<<9)		/* CODEC is busy */
 198#define   ES_1370_CWRIP		(1<<8)		/* CODEC register write in progress */
 199#define   ES_1371_SYNC_ERR	(1<<8)		/* CODEC synchronization error occurred */
 200#define   ES_1371_VC(i)         (((i)>>6)&0x03)	/* voice code from CCB module */
 201#define   ES_1370_VC(i)		(((i)>>5)&0x03)	/* voice code from CCB module */
 202#define   ES_1371_MPWR          (1<<5)		/* power level interrupt pending */
 203#define   ES_MCCB		(1<<4)		/* CCB interrupt pending */
 204#define   ES_UART		(1<<3)		/* UART interrupt pending */
 205#define   ES_DAC1		(1<<2)		/* DAC1 channel interrupt pending */
 206#define   ES_DAC2		(1<<1)		/* DAC2 channel interrupt pending */
 207#define   ES_ADC		(1<<0)		/* ADC channel interrupt pending */
 208#define ES_REG_UART_DATA 0x08	/* R/W: UART data register */
 209#define ES_REG_UART_STATUS 0x09	/* R/O: UART status register */
 210#define   ES_RXINT		(1<<7)		/* RX interrupt occurred */
 211#define   ES_TXINT		(1<<2)		/* TX interrupt occurred */
 212#define   ES_TXRDY		(1<<1)		/* transmitter ready */
 213#define   ES_RXRDY		(1<<0)		/* receiver ready */
 214#define ES_REG_UART_CONTROL 0x09	/* W/O: UART control register */
 215#define   ES_RXINTEN		(1<<7)		/* RX interrupt enable */
 216#define   ES_TXINTENO(o)	(((o)&0x03)<<5)	/* TX interrupt enable */
 217#define   ES_TXINTENM		(0x03<<5)	/* mask for above */
 218#define   ES_TXINTENI(i)	(((i)>>5)&0x03)
 219#define   ES_CNTRL(o)		(((o)&0x03)<<0)	/* control */
 220#define   ES_CNTRLM		(0x03<<0)	/* mask for above */
 221#define ES_REG_UART_RES	0x0a	/* R/W: UART reserver register */
 222#define   ES_TEST_MODE		(1<<0)		/* test mode enabled */
 223#define ES_REG_MEM_PAGE	0x0c	/* R/W: Memory page register */
 224#define   ES_MEM_PAGEO(o)	(((o)&0x0f)<<0)	/* memory page select - out */
 225#define   ES_MEM_PAGEM		(0x0f<<0)	/* mask for above */
 226#define   ES_MEM_PAGEI(i)	(((i)>>0)&0x0f) /* memory page select - in */
 227#define ES_REG_1370_CODEC 0x10	/* W/O: Codec write register address */
 228#define   ES_1370_CODEC_WRITE(a,d) ((((a)&0xff)<<8)|(((d)&0xff)<<0))
 229#define ES_REG_1371_CODEC 0x14	/* W/R: Codec Read/Write register address */
 230#define   ES_1371_CODEC_RDY	   (1<<31)	/* codec ready */
 231#define   ES_1371_CODEC_WIP	   (1<<30)	/* codec register access in progress */
 232#define   EV_1938_CODEC_MAGIC	   (1<<26)
 233#define   ES_1371_CODEC_PIRD	   (1<<23)	/* codec read/write select register */
 234#define   ES_1371_CODEC_WRITE(a,d) ((((a)&0x7f)<<16)|(((d)&0xffff)<<0))
 235#define   ES_1371_CODEC_READS(a)   ((((a)&0x7f)<<16)|ES_1371_CODEC_PIRD)
 236#define   ES_1371_CODEC_READ(i)    (((i)>>0)&0xffff)
 237
 238#define ES_REG_1371_SMPRATE 0x10	/* W/R: Codec rate converter interface register */
 239#define   ES_1371_SRC_RAM_ADDRO(o) (((o)&0x7f)<<25)/* address of the sample rate converter */
 240#define   ES_1371_SRC_RAM_ADDRM	   (0x7f<<25)	/* mask for above */
 241#define   ES_1371_SRC_RAM_ADDRI(i) (((i)>>25)&0x7f)/* address of the sample rate converter */
 242#define   ES_1371_SRC_RAM_WE	   (1<<24)	/* R/W: read/write control for sample rate converter */
 243#define   ES_1371_SRC_RAM_BUSY     (1<<23)	/* R/O: sample rate memory is busy */
 244#define   ES_1371_SRC_DISABLE      (1<<22)	/* sample rate converter disable */
 245#define   ES_1371_DIS_P1	   (1<<21)	/* playback channel 1 accumulator update disable */
 246#define   ES_1371_DIS_P2	   (1<<20)	/* playback channel 1 accumulator update disable */
 247#define   ES_1371_DIS_R1	   (1<<19)	/* capture channel accumulator update disable */
 248#define   ES_1371_SRC_RAM_DATAO(o) (((o)&0xffff)<<0)/* current value of the sample rate converter */
 249#define   ES_1371_SRC_RAM_DATAM	   (0xffff<<0)	/* mask for above */
 250#define   ES_1371_SRC_RAM_DATAI(i) (((i)>>0)&0xffff)/* current value of the sample rate converter */
 251
 252#define ES_REG_1371_LEGACY 0x18	/* W/R: Legacy control/status register */
 253#define   ES_1371_JFAST		(1<<31)		/* fast joystick timing */
 254#define   ES_1371_HIB		(1<<30)		/* host interrupt blocking enable */
 255#define   ES_1371_VSB		(1<<29)		/* SB; 0 = addr 0x220xH, 1 = 0x22FxH */
 256#define   ES_1371_VMPUO(o)	(((o)&0x03)<<27)/* base register address; 0 = 0x320xH; 1 = 0x330xH; 2 = 0x340xH; 3 = 0x350xH */
 257#define   ES_1371_VMPUM		(0x03<<27)	/* mask for above */
 258#define   ES_1371_VMPUI(i)	(((i)>>27)&0x03)/* base register address */
 259#define   ES_1371_VCDCO(o)	(((o)&0x03)<<25)/* CODEC; 0 = 0x530xH; 1 = undefined; 2 = 0xe80xH; 3 = 0xF40xH */
 260#define   ES_1371_VCDCM		(0x03<<25)	/* mask for above */
 261#define   ES_1371_VCDCI(i)	(((i)>>25)&0x03)/* CODEC address */
 262#define   ES_1371_FIRQ		(1<<24)		/* force an interrupt */
 263#define   ES_1371_SDMACAP	(1<<23)		/* enable event capture for slave DMA controller */
 264#define   ES_1371_SPICAP	(1<<22)		/* enable event capture for slave IRQ controller */
 265#define   ES_1371_MDMACAP	(1<<21)		/* enable event capture for master DMA controller */
 266#define   ES_1371_MPICAP	(1<<20)		/* enable event capture for master IRQ controller */
 267#define   ES_1371_ADCAP		(1<<19)		/* enable event capture for ADLIB register; 0x388xH */
 268#define   ES_1371_SVCAP		(1<<18)		/* enable event capture for SB registers */
 269#define   ES_1371_CDCCAP	(1<<17)		/* enable event capture for CODEC registers */
 270#define   ES_1371_BACAP		(1<<16)		/* enable event capture for SoundScape base address */
 271#define   ES_1371_EXI(i)	(((i)>>8)&0x07)	/* event number */
 272#define   ES_1371_AI(i)		(((i)>>3)&0x1f)	/* event significant I/O address */
 273#define   ES_1371_WR		(1<<2)	/* event capture; 0 = read; 1 = write */
 274#define   ES_1371_LEGINT	(1<<0)	/* interrupt for legacy events; 0 = interrupt did occur */
 275
 276#define ES_REG_CHANNEL_STATUS 0x1c /* R/W: first 32-bits from S/PDIF channel status block, es1373 */
 277
 278#define ES_REG_SERIAL	0x20	/* R/W: Serial interface control register */
 279#define   ES_1371_DAC_TEST	(1<<22)		/* DAC test mode enable */
 280#define   ES_P2_END_INCO(o)	(((o)&0x07)<<19)/* binary offset value to increment / loop end */
 281#define   ES_P2_END_INCM	(0x07<<19)	/* mask for above */
 282#define   ES_P2_END_INCI(i)	(((i)>>16)&0x07)/* binary offset value to increment / loop end */
 283#define   ES_P2_ST_INCO(o)	(((o)&0x07)<<16)/* binary offset value to increment / start */
 284#define   ES_P2_ST_INCM		(0x07<<16)	/* mask for above */
 285#define   ES_P2_ST_INCI(i)	(((i)<<16)&0x07)/* binary offset value to increment / start */
 286#define   ES_R1_LOOP_SEL	(1<<15)		/* ADC; 0 - loop mode; 1 = stop mode */
 287#define   ES_P2_LOOP_SEL	(1<<14)		/* DAC2; 0 - loop mode; 1 = stop mode */
 288#define   ES_P1_LOOP_SEL	(1<<13)		/* DAC1; 0 - loop mode; 1 = stop mode */
 289#define   ES_P2_PAUSE		(1<<12)		/* DAC2; 0 - play mode; 1 = pause mode */
 290#define   ES_P1_PAUSE		(1<<11)		/* DAC1; 0 - play mode; 1 = pause mode */
 291#define   ES_R1_INT_EN		(1<<10)		/* ADC interrupt enable */
 292#define   ES_P2_INT_EN		(1<<9)		/* DAC2 interrupt enable */
 293#define   ES_P1_INT_EN		(1<<8)		/* DAC1 interrupt enable */
 294#define   ES_P1_SCT_RLD		(1<<7)		/* force sample counter reload for DAC1 */
 295#define   ES_P2_DAC_SEN		(1<<6)		/* when stop mode: 0 - DAC2 play back zeros; 1 = DAC2 play back last sample */
 296#define   ES_R1_MODEO(o)	(((o)&0x03)<<4)	/* ADC mode; 0 = 8-bit mono; 1 = 8-bit stereo; 2 = 16-bit mono; 3 = 16-bit stereo */
 297#define   ES_R1_MODEM		(0x03<<4)	/* mask for above */
 298#define   ES_R1_MODEI(i)	(((i)>>4)&0x03)
 299#define   ES_P2_MODEO(o)	(((o)&0x03)<<2)	/* DAC2 mode; -- '' -- */
 300#define   ES_P2_MODEM		(0x03<<2)	/* mask for above */
 301#define   ES_P2_MODEI(i)	(((i)>>2)&0x03)
 302#define   ES_P1_MODEO(o)	(((o)&0x03)<<0)	/* DAC1 mode; -- '' -- */
 303#define   ES_P1_MODEM		(0x03<<0)	/* mask for above */
 304#define   ES_P1_MODEI(i)	(((i)>>0)&0x03)
 305
 306#define ES_REG_DAC1_COUNT 0x24	/* R/W: DAC1 sample count register */
 307#define ES_REG_DAC2_COUNT 0x28	/* R/W: DAC2 sample count register */
 308#define ES_REG_ADC_COUNT  0x2c	/* R/W: ADC sample count register */
 309#define   ES_REG_CURR_COUNT(i)  (((i)>>16)&0xffff)
 310#define   ES_REG_COUNTO(o)	(((o)&0xffff)<<0)
 311#define   ES_REG_COUNTM		(0xffff<<0)
 312#define   ES_REG_COUNTI(i)	(((i)>>0)&0xffff)
 313
 314#define ES_REG_DAC1_FRAME 0x30	/* R/W: PAGE 0x0c; DAC1 frame address */
 315#define ES_REG_DAC1_SIZE  0x34	/* R/W: PAGE 0x0c; DAC1 frame size */
 316#define ES_REG_DAC2_FRAME 0x38	/* R/W: PAGE 0x0c; DAC2 frame address */
 317#define ES_REG_DAC2_SIZE  0x3c	/* R/W: PAGE 0x0c; DAC2 frame size */
 318#define ES_REG_ADC_FRAME  0x30	/* R/W: PAGE 0x0d; ADC frame address */
 319#define ES_REG_ADC_SIZE	  0x34	/* R/W: PAGE 0x0d; ADC frame size */
 320#define   ES_REG_FCURR_COUNTO(o) (((o)&0xffff)<<16)
 321#define   ES_REG_FCURR_COUNTM    (0xffff<<16)
 322#define   ES_REG_FCURR_COUNTI(i) (((i)>>14)&0x3fffc)
 323#define   ES_REG_FSIZEO(o)	 (((o)&0xffff)<<0)
 324#define   ES_REG_FSIZEM		 (0xffff<<0)
 325#define   ES_REG_FSIZEI(i)	 (((i)>>0)&0xffff)
 326#define ES_REG_PHANTOM_FRAME 0x38 /* R/W: PAGE 0x0d: phantom frame address */
 327#define ES_REG_PHANTOM_COUNT 0x3c /* R/W: PAGE 0x0d: phantom frame count */
 328
 329#define ES_REG_UART_FIFO  0x30	/* R/W: PAGE 0x0e; UART FIFO register */
 330#define   ES_REG_UF_VALID	 (1<<8)
 331#define   ES_REG_UF_BYTEO(o)	 (((o)&0xff)<<0)
 332#define   ES_REG_UF_BYTEM	 (0xff<<0)
 333#define   ES_REG_UF_BYTEI(i)	 (((i)>>0)&0xff)
 334
 335
 336/*
 337 *  Pages
 338 */
 339
 340#define ES_PAGE_DAC	0x0c
 341#define ES_PAGE_ADC	0x0d
 342#define ES_PAGE_UART	0x0e
 343#define ES_PAGE_UART1	0x0f
 344
 345/*
 346 *  Sample rate converter addresses
 347 */
 348
 349#define ES_SMPREG_DAC1		0x70
 350#define ES_SMPREG_DAC2		0x74
 351#define ES_SMPREG_ADC		0x78
 352#define ES_SMPREG_VOL_ADC	0x6c
 353#define ES_SMPREG_VOL_DAC1	0x7c
 354#define ES_SMPREG_VOL_DAC2	0x7e
 355#define ES_SMPREG_TRUNC_N	0x00
 356#define ES_SMPREG_INT_REGS	0x01
 357#define ES_SMPREG_ACCUM_FRAC	0x02
 358#define ES_SMPREG_VFREQ_FRAC	0x03
 359
 360/*
 361 *  Some contants
 362 */
 363
 364#define ES_1370_SRCLOCK	   1411200
 365#define ES_1370_SRTODIV(x) (ES_1370_SRCLOCK/(x)-2)
 366
 367/*
 368 *  Open modes
 369 */
 370
 371#define ES_MODE_PLAY1	0x0001
 372#define ES_MODE_PLAY2	0x0002
 373#define ES_MODE_CAPTURE	0x0004
 374
 375#define ES_MODE_OUTPUT	0x0001	/* for MIDI */
 376#define ES_MODE_INPUT	0x0002	/* for MIDI */
 377
 378/*
 379
 380 */
 381
 382struct ensoniq {
 383	spinlock_t reg_lock;
 384	struct mutex src_mutex;
 385
 386	int irq;
 387
 388	unsigned long playback1size;
 389	unsigned long playback2size;
 390	unsigned long capture3size;
 391
 392	unsigned long port;
 393	unsigned int mode;
 394	unsigned int uartm;	/* UART mode */
 395
 396	unsigned int ctrl;	/* control register */
 397	unsigned int sctrl;	/* serial control register */
 398	unsigned int cssr;	/* control status register */
 399	unsigned int uartc;	/* uart control register */
 400	unsigned int rev;	/* chip revision */
 401
 402	union {
 403#ifdef CHIP1371
 404		struct {
 405			struct snd_ac97 *ac97;
 406		} es1371;
 407#else
 408		struct {
 409			int pclkdiv_lock;
 410			struct snd_ak4531 *ak4531;
 411		} es1370;
 412#endif
 413	} u;
 414
 415	struct pci_dev *pci;
 416	struct snd_card *card;
 417	struct snd_pcm *pcm1;	/* DAC1/ADC PCM */
 418	struct snd_pcm *pcm2;	/* DAC2 PCM */
 419	struct snd_pcm_substream *playback1_substream;
 420	struct snd_pcm_substream *playback2_substream;
 421	struct snd_pcm_substream *capture_substream;
 422	unsigned int p1_dma_size;
 423	unsigned int p2_dma_size;
 424	unsigned int c_dma_size;
 425	unsigned int p1_period_size;
 426	unsigned int p2_period_size;
 427	unsigned int c_period_size;
 428	struct snd_rawmidi *rmidi;
 429	struct snd_rawmidi_substream *midi_input;
 430	struct snd_rawmidi_substream *midi_output;
 431
 432	unsigned int spdif;
 433	unsigned int spdif_default;
 434	unsigned int spdif_stream;
 435
 436#ifdef CHIP1370
 437	struct snd_dma_buffer dma_bug;
 438#endif
 439
 440#ifdef SUPPORT_JOYSTICK
 441	struct gameport *gameport;
 442#endif
 443};
 444
 445static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id);
 446
 447static DEFINE_PCI_DEVICE_TABLE(snd_audiopci_ids) = {
 448#ifdef CHIP1370
 449	{ PCI_VDEVICE(ENSONIQ, 0x5000), 0, },	/* ES1370 */
 450#endif
 451#ifdef CHIP1371
 452	{ PCI_VDEVICE(ENSONIQ, 0x1371), 0, },	/* ES1371 */
 453	{ PCI_VDEVICE(ENSONIQ, 0x5880), 0, },	/* ES1373 - CT5880 */
 454	{ PCI_VDEVICE(ECTIVA, 0x8938), 0, },	/* Ectiva EV1938 */
 455#endif
 456	{ 0, }
 457};
 458
 459MODULE_DEVICE_TABLE(pci, snd_audiopci_ids);
 460
 461/*
 462 *  constants
 463 */
 464
 465#define POLL_COUNT	0xa000
 466
 467#ifdef CHIP1370
 468static unsigned int snd_es1370_fixed_rates[] =
 469	{5512, 11025, 22050, 44100};
 470static struct snd_pcm_hw_constraint_list snd_es1370_hw_constraints_rates = {
 471	.count = 4, 
 472	.list = snd_es1370_fixed_rates,
 473	.mask = 0,
 474};
 475static struct snd_ratnum es1370_clock = {
 476	.num = ES_1370_SRCLOCK,
 477	.den_min = 29, 
 478	.den_max = 353,
 479	.den_step = 1,
 480};
 481static struct snd_pcm_hw_constraint_ratnums snd_es1370_hw_constraints_clock = {
 482	.nrats = 1,
 483	.rats = &es1370_clock,
 484};
 485#else
 486static struct snd_ratden es1371_dac_clock = {
 487	.num_min = 3000 * (1 << 15),
 488	.num_max = 48000 * (1 << 15),
 489	.num_step = 3000,
 490	.den = 1 << 15,
 491};
 492static struct snd_pcm_hw_constraint_ratdens snd_es1371_hw_constraints_dac_clock = {
 493	.nrats = 1,
 494	.rats = &es1371_dac_clock,
 495};
 496static struct snd_ratnum es1371_adc_clock = {
 497	.num = 48000 << 15,
 498	.den_min = 32768, 
 499	.den_max = 393216,
 500	.den_step = 1,
 501};
 502static struct snd_pcm_hw_constraint_ratnums snd_es1371_hw_constraints_adc_clock = {
 503	.nrats = 1,
 504	.rats = &es1371_adc_clock,
 505};
 506#endif
 507static const unsigned int snd_ensoniq_sample_shift[] =
 508	{0, 1, 1, 2};
 509
 510/*
 511 *  common I/O routines
 512 */
 513
 514#ifdef CHIP1371
 515
 516static unsigned int snd_es1371_wait_src_ready(struct ensoniq * ensoniq)
 517{
 518	unsigned int t, r = 0;
 519
 520	for (t = 0; t < POLL_COUNT; t++) {
 521		r = inl(ES_REG(ensoniq, 1371_SMPRATE));
 522		if ((r & ES_1371_SRC_RAM_BUSY) == 0)
 523			return r;
 524		cond_resched();
 525	}
 526	snd_printk(KERN_ERR "wait src ready timeout 0x%lx [0x%x]\n",
 527		   ES_REG(ensoniq, 1371_SMPRATE), r);
 528	return 0;
 529}
 530
 531static unsigned int snd_es1371_src_read(struct ensoniq * ensoniq, unsigned short reg)
 532{
 533	unsigned int temp, i, orig, r;
 534
 535	/* wait for ready */
 536	temp = orig = snd_es1371_wait_src_ready(ensoniq);
 537
 538	/* expose the SRC state bits */
 539	r = temp & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 540		    ES_1371_DIS_P2 | ES_1371_DIS_R1);
 541	r |= ES_1371_SRC_RAM_ADDRO(reg) | 0x10000;
 542	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 543
 544	/* now, wait for busy and the correct time to read */
 545	temp = snd_es1371_wait_src_ready(ensoniq);
 546	
 547	if ((temp & 0x00870000) != 0x00010000) {
 548		/* wait for the right state */
 549		for (i = 0; i < POLL_COUNT; i++) {
 550			temp = inl(ES_REG(ensoniq, 1371_SMPRATE));
 551			if ((temp & 0x00870000) == 0x00010000)
 552				break;
 553		}
 554	}
 555
 556	/* hide the state bits */	
 557	r = orig & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 558		   ES_1371_DIS_P2 | ES_1371_DIS_R1);
 559	r |= ES_1371_SRC_RAM_ADDRO(reg);
 560	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 561	
 562	return temp;
 563}
 564
 565static void snd_es1371_src_write(struct ensoniq * ensoniq,
 566				 unsigned short reg, unsigned short data)
 567{
 568	unsigned int r;
 569
 570	r = snd_es1371_wait_src_ready(ensoniq) &
 571	    (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 572	     ES_1371_DIS_P2 | ES_1371_DIS_R1);
 573	r |= ES_1371_SRC_RAM_ADDRO(reg) | ES_1371_SRC_RAM_DATAO(data);
 574	outl(r | ES_1371_SRC_RAM_WE, ES_REG(ensoniq, 1371_SMPRATE));
 575}
 576
 577#endif /* CHIP1371 */
 578
 579#ifdef CHIP1370
 580
 581static void snd_es1370_codec_write(struct snd_ak4531 *ak4531,
 582				   unsigned short reg, unsigned short val)
 583{
 584	struct ensoniq *ensoniq = ak4531->private_data;
 585	unsigned long end_time = jiffies + HZ / 10;
 586
 587#if 0
 588	printk(KERN_DEBUG
 589	       "CODEC WRITE: reg = 0x%x, val = 0x%x (0x%x), creg = 0x%x\n",
 590	       reg, val, ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
 591#endif
 592	do {
 593		if (!(inl(ES_REG(ensoniq, STATUS)) & ES_1370_CSTAT)) {
 594			outw(ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
 595			return;
 596		}
 597		schedule_timeout_uninterruptible(1);
 598	} while (time_after(end_time, jiffies));
 599	snd_printk(KERN_ERR "codec write timeout, status = 0x%x\n",
 600		   inl(ES_REG(ensoniq, STATUS)));
 601}
 602
 603#endif /* CHIP1370 */
 604
 605#ifdef CHIP1371
 606
 607static inline bool is_ev1938(struct ensoniq *ensoniq)
 608{
 609	return ensoniq->pci->device == 0x8938;
 610}
 611
 612static void snd_es1371_codec_write(struct snd_ac97 *ac97,
 613				   unsigned short reg, unsigned short val)
 614{
 615	struct ensoniq *ensoniq = ac97->private_data;
 616	unsigned int t, x, flag;
 617
 618	flag = is_ev1938(ensoniq) ? EV_1938_CODEC_MAGIC : 0;
 619	mutex_lock(&ensoniq->src_mutex);
 620	for (t = 0; t < POLL_COUNT; t++) {
 621		if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
 622			/* save the current state for latter */
 623			x = snd_es1371_wait_src_ready(ensoniq);
 624			outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 625			           ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000,
 626			     ES_REG(ensoniq, 1371_SMPRATE));
 627			/* wait for not busy (state 0) first to avoid
 628			   transition states */
 629			for (t = 0; t < POLL_COUNT; t++) {
 630				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 631				    0x00000000)
 632					break;
 633			}
 634			/* wait for a SAFE time to write addr/data and then do it, dammit */
 635			for (t = 0; t < POLL_COUNT; t++) {
 636				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 637				    0x00010000)
 638					break;
 639			}
 640			outl(ES_1371_CODEC_WRITE(reg, val) | flag,
 641			     ES_REG(ensoniq, 1371_CODEC));
 642			/* restore SRC reg */
 643			snd_es1371_wait_src_ready(ensoniq);
 644			outl(x, ES_REG(ensoniq, 1371_SMPRATE));
 645			mutex_unlock(&ensoniq->src_mutex);
 646			return;
 647		}
 648	}
 649	mutex_unlock(&ensoniq->src_mutex);
 650	snd_printk(KERN_ERR "codec write timeout at 0x%lx [0x%x]\n",
 651		   ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
 652}
 653
 654static unsigned short snd_es1371_codec_read(struct snd_ac97 *ac97,
 655					    unsigned short reg)
 656{
 657	struct ensoniq *ensoniq = ac97->private_data;
 658	unsigned int t, x, flag, fail = 0;
 659
 660	flag = is_ev1938(ensoniq) ? EV_1938_CODEC_MAGIC : 0;
 661      __again:
 662	mutex_lock(&ensoniq->src_mutex);
 663	for (t = 0; t < POLL_COUNT; t++) {
 664		if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
 665			/* save the current state for latter */
 666			x = snd_es1371_wait_src_ready(ensoniq);
 667			outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 |
 668			           ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000,
 669			     ES_REG(ensoniq, 1371_SMPRATE));
 670			/* wait for not busy (state 0) first to avoid
 671			   transition states */
 672			for (t = 0; t < POLL_COUNT; t++) {
 673				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 674				    0x00000000)
 675					break;
 676			}
 677			/* wait for a SAFE time to write addr/data and then do it, dammit */
 678			for (t = 0; t < POLL_COUNT; t++) {
 679				if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) ==
 680				    0x00010000)
 681					break;
 682			}
 683			outl(ES_1371_CODEC_READS(reg) | flag,
 684			     ES_REG(ensoniq, 1371_CODEC));
 685			/* restore SRC reg */
 686			snd_es1371_wait_src_ready(ensoniq);
 687			outl(x, ES_REG(ensoniq, 1371_SMPRATE));
 688			/* wait for WIP again */
 689			for (t = 0; t < POLL_COUNT; t++) {
 690				if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP))
 691					break;		
 692			}
 693			/* now wait for the stinkin' data (RDY) */
 694			for (t = 0; t < POLL_COUNT; t++) {
 695				if ((x = inl(ES_REG(ensoniq, 1371_CODEC))) & ES_1371_CODEC_RDY) {
 696					if (is_ev1938(ensoniq)) {
 697						for (t = 0; t < 100; t++)
 698							inl(ES_REG(ensoniq, CONTROL));
 699						x = inl(ES_REG(ensoniq, 1371_CODEC));
 700					}
 701					mutex_unlock(&ensoniq->src_mutex);
 702					return ES_1371_CODEC_READ(x);
 703				}
 704			}
 705			mutex_unlock(&ensoniq->src_mutex);
 706			if (++fail > 10) {
 707				snd_printk(KERN_ERR "codec read timeout (final) "
 708					   "at 0x%lx, reg = 0x%x [0x%x]\n",
 709					   ES_REG(ensoniq, 1371_CODEC), reg,
 710					   inl(ES_REG(ensoniq, 1371_CODEC)));
 711				return 0;
 712			}
 713			goto __again;
 714		}
 715	}
 716	mutex_unlock(&ensoniq->src_mutex);
 717	snd_printk(KERN_ERR "es1371: codec read timeout at 0x%lx [0x%x]\n",
 718		   ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
 719	return 0;
 720}
 721
 722static void snd_es1371_codec_wait(struct snd_ac97 *ac97)
 723{
 724	msleep(750);
 725	snd_es1371_codec_read(ac97, AC97_RESET);
 726	snd_es1371_codec_read(ac97, AC97_VENDOR_ID1);
 727	snd_es1371_codec_read(ac97, AC97_VENDOR_ID2);
 728	msleep(50);
 729}
 730
 731static void snd_es1371_adc_rate(struct ensoniq * ensoniq, unsigned int rate)
 732{
 733	unsigned int n, truncm, freq, result;
 734
 735	mutex_lock(&ensoniq->src_mutex);
 736	n = rate / 3000;
 737	if ((1 << n) & ((1 << 15) | (1 << 13) | (1 << 11) | (1 << 9)))
 738		n--;
 739	truncm = (21 * n - 1) | 1;
 740	freq = ((48000UL << 15) / rate) * n;
 741	result = (48000UL << 15) / (freq / n);
 742	if (rate >= 24000) {
 743		if (truncm > 239)
 744			truncm = 239;
 745		snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N,
 746				(((239 - truncm) >> 1) << 9) | (n << 4));
 747	} else {
 748		if (truncm > 119)
 749			truncm = 119;
 750		snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N,
 751				0x8000 | (((119 - truncm) >> 1) << 9) | (n << 4));
 752	}
 753	snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_INT_REGS,
 754			     (snd_es1371_src_read(ensoniq, ES_SMPREG_ADC +
 755						  ES_SMPREG_INT_REGS) & 0x00ff) |
 756			     ((freq >> 5) & 0xfc00));
 757	snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
 758	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, n << 8);
 759	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, n << 8);
 760	mutex_unlock(&ensoniq->src_mutex);
 761}
 762
 763static void snd_es1371_dac1_rate(struct ensoniq * ensoniq, unsigned int rate)
 764{
 765	unsigned int freq, r;
 766
 767	mutex_lock(&ensoniq->src_mutex);
 768	freq = ((rate << 15) + 1500) / 3000;
 769	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 770						   ES_1371_DIS_P2 | ES_1371_DIS_R1)) |
 771		ES_1371_DIS_P1;
 772	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 773	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS,
 774			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC1 +
 775						  ES_SMPREG_INT_REGS) & 0x00ff) |
 776			     ((freq >> 5) & 0xfc00));
 777	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
 778	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 779						   ES_1371_DIS_P2 | ES_1371_DIS_R1));
 780	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 781	mutex_unlock(&ensoniq->src_mutex);
 782}
 783
 784static void snd_es1371_dac2_rate(struct ensoniq * ensoniq, unsigned int rate)
 785{
 786	unsigned int freq, r;
 787
 788	mutex_lock(&ensoniq->src_mutex);
 789	freq = ((rate << 15) + 1500) / 3000;
 790	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 791						   ES_1371_DIS_P1 | ES_1371_DIS_R1)) |
 792		ES_1371_DIS_P2;
 793	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 794	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS,
 795			     (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC2 +
 796						  ES_SMPREG_INT_REGS) & 0x00ff) |
 797			     ((freq >> 5) & 0xfc00));
 798	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_VFREQ_FRAC,
 799			     freq & 0x7fff);
 800	r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE |
 801						   ES_1371_DIS_P1 | ES_1371_DIS_R1));
 802	outl(r, ES_REG(ensoniq, 1371_SMPRATE));
 803	mutex_unlock(&ensoniq->src_mutex);
 804}
 805
 806#endif /* CHIP1371 */
 807
 808static int snd_ensoniq_trigger(struct snd_pcm_substream *substream, int cmd)
 809{
 810	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 811	switch (cmd) {
 812	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 813	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 814	{
 815		unsigned int what = 0;
 816		struct snd_pcm_substream *s;
 817		snd_pcm_group_for_each_entry(s, substream) {
 818			if (s == ensoniq->playback1_substream) {
 819				what |= ES_P1_PAUSE;
 820				snd_pcm_trigger_done(s, substream);
 821			} else if (s == ensoniq->playback2_substream) {
 822				what |= ES_P2_PAUSE;
 823				snd_pcm_trigger_done(s, substream);
 824			} else if (s == ensoniq->capture_substream)
 825				return -EINVAL;
 826		}
 827		spin_lock(&ensoniq->reg_lock);
 828		if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 829			ensoniq->sctrl |= what;
 830		else
 831			ensoniq->sctrl &= ~what;
 832		outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 833		spin_unlock(&ensoniq->reg_lock);
 834		break;
 835	}
 836	case SNDRV_PCM_TRIGGER_START:
 837	case SNDRV_PCM_TRIGGER_STOP:
 838	{
 839		unsigned int what = 0;
 840		struct snd_pcm_substream *s;
 841		snd_pcm_group_for_each_entry(s, substream) {
 842			if (s == ensoniq->playback1_substream) {
 843				what |= ES_DAC1_EN;
 844				snd_pcm_trigger_done(s, substream);
 845			} else if (s == ensoniq->playback2_substream) {
 846				what |= ES_DAC2_EN;
 847				snd_pcm_trigger_done(s, substream);
 848			} else if (s == ensoniq->capture_substream) {
 849				what |= ES_ADC_EN;
 850				snd_pcm_trigger_done(s, substream);
 851			}
 852		}
 853		spin_lock(&ensoniq->reg_lock);
 854		if (cmd == SNDRV_PCM_TRIGGER_START)
 855			ensoniq->ctrl |= what;
 856		else
 857			ensoniq->ctrl &= ~what;
 858		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 859		spin_unlock(&ensoniq->reg_lock);
 860		break;
 861	}
 862	default:
 863		return -EINVAL;
 864	}
 865	return 0;
 866}
 867
 868/*
 869 *  PCM part
 870 */
 871
 872static int snd_ensoniq_hw_params(struct snd_pcm_substream *substream,
 873				 struct snd_pcm_hw_params *hw_params)
 874{
 875	return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 876}
 877
 878static int snd_ensoniq_hw_free(struct snd_pcm_substream *substream)
 879{
 880	return snd_pcm_lib_free_pages(substream);
 881}
 882
 883static int snd_ensoniq_playback1_prepare(struct snd_pcm_substream *substream)
 884{
 885	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 886	struct snd_pcm_runtime *runtime = substream->runtime;
 887	unsigned int mode = 0;
 888
 889	ensoniq->p1_dma_size = snd_pcm_lib_buffer_bytes(substream);
 890	ensoniq->p1_period_size = snd_pcm_lib_period_bytes(substream);
 891	if (snd_pcm_format_width(runtime->format) == 16)
 892		mode |= 0x02;
 893	if (runtime->channels > 1)
 894		mode |= 0x01;
 895	spin_lock_irq(&ensoniq->reg_lock);
 896	ensoniq->ctrl &= ~ES_DAC1_EN;
 897#ifdef CHIP1371
 898	/* 48k doesn't need SRC (it breaks AC3-passthru) */
 899	if (runtime->rate == 48000)
 900		ensoniq->ctrl |= ES_1373_BYPASS_P1;
 901	else
 902		ensoniq->ctrl &= ~ES_1373_BYPASS_P1;
 903#endif
 904	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 905	outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
 906	outl(runtime->dma_addr, ES_REG(ensoniq, DAC1_FRAME));
 907	outl((ensoniq->p1_dma_size >> 2) - 1, ES_REG(ensoniq, DAC1_SIZE));
 908	ensoniq->sctrl &= ~(ES_P1_LOOP_SEL | ES_P1_PAUSE | ES_P1_SCT_RLD | ES_P1_MODEM);
 909	ensoniq->sctrl |= ES_P1_INT_EN | ES_P1_MODEO(mode);
 910	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 911	outl((ensoniq->p1_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 912	     ES_REG(ensoniq, DAC1_COUNT));
 913#ifdef CHIP1370
 914	ensoniq->ctrl &= ~ES_1370_WTSRSELM;
 915	switch (runtime->rate) {
 916	case 5512: ensoniq->ctrl |= ES_1370_WTSRSEL(0); break;
 917	case 11025: ensoniq->ctrl |= ES_1370_WTSRSEL(1); break;
 918	case 22050: ensoniq->ctrl |= ES_1370_WTSRSEL(2); break;
 919	case 44100: ensoniq->ctrl |= ES_1370_WTSRSEL(3); break;
 920	default: snd_BUG();
 921	}
 922#endif
 923	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 924	spin_unlock_irq(&ensoniq->reg_lock);
 925#ifndef CHIP1370
 926	snd_es1371_dac1_rate(ensoniq, runtime->rate);
 927#endif
 928	return 0;
 929}
 930
 931static int snd_ensoniq_playback2_prepare(struct snd_pcm_substream *substream)
 932{
 933	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 934	struct snd_pcm_runtime *runtime = substream->runtime;
 935	unsigned int mode = 0;
 936
 937	ensoniq->p2_dma_size = snd_pcm_lib_buffer_bytes(substream);
 938	ensoniq->p2_period_size = snd_pcm_lib_period_bytes(substream);
 939	if (snd_pcm_format_width(runtime->format) == 16)
 940		mode |= 0x02;
 941	if (runtime->channels > 1)
 942		mode |= 0x01;
 943	spin_lock_irq(&ensoniq->reg_lock);
 944	ensoniq->ctrl &= ~ES_DAC2_EN;
 945	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 946	outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
 947	outl(runtime->dma_addr, ES_REG(ensoniq, DAC2_FRAME));
 948	outl((ensoniq->p2_dma_size >> 2) - 1, ES_REG(ensoniq, DAC2_SIZE));
 949	ensoniq->sctrl &= ~(ES_P2_LOOP_SEL | ES_P2_PAUSE | ES_P2_DAC_SEN |
 950			    ES_P2_END_INCM | ES_P2_ST_INCM | ES_P2_MODEM);
 951	ensoniq->sctrl |= ES_P2_INT_EN | ES_P2_MODEO(mode) |
 952			  ES_P2_END_INCO(mode & 2 ? 2 : 1) | ES_P2_ST_INCO(0);
 953	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 954	outl((ensoniq->p2_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 955	     ES_REG(ensoniq, DAC2_COUNT));
 956#ifdef CHIP1370
 957	if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_CAPTURE)) {
 958		ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
 959		ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
 960		ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_PLAY2;
 961	}
 962#endif
 963	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 964	spin_unlock_irq(&ensoniq->reg_lock);
 965#ifndef CHIP1370
 966	snd_es1371_dac2_rate(ensoniq, runtime->rate);
 967#endif
 968	return 0;
 969}
 970
 971static int snd_ensoniq_capture_prepare(struct snd_pcm_substream *substream)
 972{
 973	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
 974	struct snd_pcm_runtime *runtime = substream->runtime;
 975	unsigned int mode = 0;
 976
 977	ensoniq->c_dma_size = snd_pcm_lib_buffer_bytes(substream);
 978	ensoniq->c_period_size = snd_pcm_lib_period_bytes(substream);
 979	if (snd_pcm_format_width(runtime->format) == 16)
 980		mode |= 0x02;
 981	if (runtime->channels > 1)
 982		mode |= 0x01;
 983	spin_lock_irq(&ensoniq->reg_lock);
 984	ensoniq->ctrl &= ~ES_ADC_EN;
 985	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
 986	outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
 987	outl(runtime->dma_addr, ES_REG(ensoniq, ADC_FRAME));
 988	outl((ensoniq->c_dma_size >> 2) - 1, ES_REG(ensoniq, ADC_SIZE));
 989	ensoniq->sctrl &= ~(ES_R1_LOOP_SEL | ES_R1_MODEM);
 990	ensoniq->sctrl |= ES_R1_INT_EN | ES_R1_MODEO(mode);
 991	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
 992	outl((ensoniq->c_period_size >> snd_ensoniq_sample_shift[mode]) - 1,
 993	     ES_REG(ensoniq, ADC_COUNT));
 994#ifdef CHIP1370
 995	if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_PLAY2)) {
 996		ensoniq->ctrl &= ~ES_1370_PCLKDIVM;
 997		ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
 998		ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_CAPTURE;
 999	}
1000#endif
1001	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1002	spin_unlock_irq(&ensoniq->reg_lock);
1003#ifndef CHIP1370
1004	snd_es1371_adc_rate(ensoniq, runtime->rate);
1005#endif
1006	return 0;
1007}
1008
1009static snd_pcm_uframes_t snd_ensoniq_playback1_pointer(struct snd_pcm_substream *substream)
1010{
1011	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1012	size_t ptr;
1013
1014	spin_lock(&ensoniq->reg_lock);
1015	if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC1_EN) {
1016		outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
1017		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC1_SIZE)));
1018		ptr = bytes_to_frames(substream->runtime, ptr);
1019	} else {
1020		ptr = 0;
1021	}
1022	spin_unlock(&ensoniq->reg_lock);
1023	return ptr;
1024}
1025
1026static snd_pcm_uframes_t snd_ensoniq_playback2_pointer(struct snd_pcm_substream *substream)
1027{
1028	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1029	size_t ptr;
1030
1031	spin_lock(&ensoniq->reg_lock);
1032	if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC2_EN) {
1033		outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
1034		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC2_SIZE)));
1035		ptr = bytes_to_frames(substream->runtime, ptr);
1036	} else {
1037		ptr = 0;
1038	}
1039	spin_unlock(&ensoniq->reg_lock);
1040	return ptr;
1041}
1042
1043static snd_pcm_uframes_t snd_ensoniq_capture_pointer(struct snd_pcm_substream *substream)
1044{
1045	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1046	size_t ptr;
1047
1048	spin_lock(&ensoniq->reg_lock);
1049	if (inl(ES_REG(ensoniq, CONTROL)) & ES_ADC_EN) {
1050		outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1051		ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, ADC_SIZE)));
1052		ptr = bytes_to_frames(substream->runtime, ptr);
1053	} else {
1054		ptr = 0;
1055	}
1056	spin_unlock(&ensoniq->reg_lock);
1057	return ptr;
1058}
1059
1060static struct snd_pcm_hardware snd_ensoniq_playback1 =
1061{
1062	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1063				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1064				 SNDRV_PCM_INFO_MMAP_VALID |
1065				 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
1066	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1067	.rates =
1068#ifndef CHIP1370
1069				SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1070#else
1071				(SNDRV_PCM_RATE_KNOT | 	/* 5512Hz rate */
1072				 SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_22050 | 
1073				 SNDRV_PCM_RATE_44100),
1074#endif
1075	.rate_min =		4000,
1076	.rate_max =		48000,
1077	.channels_min =		1,
1078	.channels_max =		2,
1079	.buffer_bytes_max =	(128*1024),
1080	.period_bytes_min =	64,
1081	.period_bytes_max =	(128*1024),
1082	.periods_min =		1,
1083	.periods_max =		1024,
1084	.fifo_size =		0,
1085};
1086
1087static struct snd_pcm_hardware snd_ensoniq_playback2 =
1088{
1089	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1090				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1091				 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE | 
1092				 SNDRV_PCM_INFO_SYNC_START),
1093	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1094	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1095	.rate_min =		4000,
1096	.rate_max =		48000,
1097	.channels_min =		1,
1098	.channels_max =		2,
1099	.buffer_bytes_max =	(128*1024),
1100	.period_bytes_min =	64,
1101	.period_bytes_max =	(128*1024),
1102	.periods_min =		1,
1103	.periods_max =		1024,
1104	.fifo_size =		0,
1105};
1106
1107static struct snd_pcm_hardware snd_ensoniq_capture =
1108{
1109	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1110				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1111				 SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START),
1112	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1113	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1114	.rate_min =		4000,
1115	.rate_max =		48000,
1116	.channels_min =		1,
1117	.channels_max =		2,
1118	.buffer_bytes_max =	(128*1024),
1119	.period_bytes_min =	64,
1120	.period_bytes_max =	(128*1024),
1121	.periods_min =		1,
1122	.periods_max =		1024,
1123	.fifo_size =		0,
1124};
1125
1126static int snd_ensoniq_playback1_open(struct snd_pcm_substream *substream)
1127{
1128	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1129	struct snd_pcm_runtime *runtime = substream->runtime;
1130
1131	ensoniq->mode |= ES_MODE_PLAY1;
1132	ensoniq->playback1_substream = substream;
1133	runtime->hw = snd_ensoniq_playback1;
1134	snd_pcm_set_sync(substream);
1135	spin_lock_irq(&ensoniq->reg_lock);
1136	if (ensoniq->spdif && ensoniq->playback2_substream == NULL)
1137		ensoniq->spdif_stream = ensoniq->spdif_default;
1138	spin_unlock_irq(&ensoniq->reg_lock);
1139#ifdef CHIP1370
1140	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1141				   &snd_es1370_hw_constraints_rates);
1142#else
1143	snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1144				      &snd_es1371_hw_constraints_dac_clock);
1145#endif
1146	return 0;
1147}
1148
1149static int snd_ensoniq_playback2_open(struct snd_pcm_substream *substream)
1150{
1151	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1152	struct snd_pcm_runtime *runtime = substream->runtime;
1153
1154	ensoniq->mode |= ES_MODE_PLAY2;
1155	ensoniq->playback2_substream = substream;
1156	runtime->hw = snd_ensoniq_playback2;
1157	snd_pcm_set_sync(substream);
1158	spin_lock_irq(&ensoniq->reg_lock);
1159	if (ensoniq->spdif && ensoniq->playback1_substream == NULL)
1160		ensoniq->spdif_stream = ensoniq->spdif_default;
1161	spin_unlock_irq(&ensoniq->reg_lock);
1162#ifdef CHIP1370
1163	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1164				      &snd_es1370_hw_constraints_clock);
1165#else
1166	snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1167				      &snd_es1371_hw_constraints_dac_clock);
1168#endif
1169	return 0;
1170}
1171
1172static int snd_ensoniq_capture_open(struct snd_pcm_substream *substream)
1173{
1174	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1175	struct snd_pcm_runtime *runtime = substream->runtime;
1176
1177	ensoniq->mode |= ES_MODE_CAPTURE;
1178	ensoniq->capture_substream = substream;
1179	runtime->hw = snd_ensoniq_capture;
1180	snd_pcm_set_sync(substream);
1181#ifdef CHIP1370
1182	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1183				      &snd_es1370_hw_constraints_clock);
1184#else
1185	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
1186				      &snd_es1371_hw_constraints_adc_clock);
1187#endif
1188	return 0;
1189}
1190
1191static int snd_ensoniq_playback1_close(struct snd_pcm_substream *substream)
1192{
1193	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1194
1195	ensoniq->playback1_substream = NULL;
1196	ensoniq->mode &= ~ES_MODE_PLAY1;
1197	return 0;
1198}
1199
1200static int snd_ensoniq_playback2_close(struct snd_pcm_substream *substream)
1201{
1202	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1203
1204	ensoniq->playback2_substream = NULL;
1205	spin_lock_irq(&ensoniq->reg_lock);
1206#ifdef CHIP1370
1207	ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_PLAY2;
1208#endif
1209	ensoniq->mode &= ~ES_MODE_PLAY2;
1210	spin_unlock_irq(&ensoniq->reg_lock);
1211	return 0;
1212}
1213
1214static int snd_ensoniq_capture_close(struct snd_pcm_substream *substream)
1215{
1216	struct ensoniq *ensoniq = snd_pcm_substream_chip(substream);
1217
1218	ensoniq->capture_substream = NULL;
1219	spin_lock_irq(&ensoniq->reg_lock);
1220#ifdef CHIP1370
1221	ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_CAPTURE;
1222#endif
1223	ensoniq->mode &= ~ES_MODE_CAPTURE;
1224	spin_unlock_irq(&ensoniq->reg_lock);
1225	return 0;
1226}
1227
1228static struct snd_pcm_ops snd_ensoniq_playback1_ops = {
1229	.open =		snd_ensoniq_playback1_open,
1230	.close =	snd_ensoniq_playback1_close,
1231	.ioctl =	snd_pcm_lib_ioctl,
1232	.hw_params =	snd_ensoniq_hw_params,
1233	.hw_free =	snd_ensoniq_hw_free,
1234	.prepare =	snd_ensoniq_playback1_prepare,
1235	.trigger =	snd_ensoniq_trigger,
1236	.pointer =	snd_ensoniq_playback1_pointer,
1237};
1238
1239static struct snd_pcm_ops snd_ensoniq_playback2_ops = {
1240	.open =		snd_ensoniq_playback2_open,
1241	.close =	snd_ensoniq_playback2_close,
1242	.ioctl =	snd_pcm_lib_ioctl,
1243	.hw_params =	snd_ensoniq_hw_params,
1244	.hw_free =	snd_ensoniq_hw_free,
1245	.prepare =	snd_ensoniq_playback2_prepare,
1246	.trigger =	snd_ensoniq_trigger,
1247	.pointer =	snd_ensoniq_playback2_pointer,
1248};
1249
1250static struct snd_pcm_ops snd_ensoniq_capture_ops = {
1251	.open =		snd_ensoniq_capture_open,
1252	.close =	snd_ensoniq_capture_close,
1253	.ioctl =	snd_pcm_lib_ioctl,
1254	.hw_params =	snd_ensoniq_hw_params,
1255	.hw_free =	snd_ensoniq_hw_free,
1256	.prepare =	snd_ensoniq_capture_prepare,
1257	.trigger =	snd_ensoniq_trigger,
1258	.pointer =	snd_ensoniq_capture_pointer,
1259};
1260
1261static int __devinit snd_ensoniq_pcm(struct ensoniq * ensoniq, int device,
1262				     struct snd_pcm ** rpcm)
 
 
 
 
 
 
 
 
1263{
1264	struct snd_pcm *pcm;
1265	int err;
1266
1267	if (rpcm)
1268		*rpcm = NULL;
1269#ifdef CHIP1370
1270	err = snd_pcm_new(ensoniq->card, "ES1370/1", device, 1, 1, &pcm);
1271#else
1272	err = snd_pcm_new(ensoniq->card, "ES1371/1", device, 1, 1, &pcm);
1273#endif
1274	if (err < 0)
1275		return err;
1276
1277#ifdef CHIP1370
1278	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1279#else
1280	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1281#endif
1282	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ensoniq_capture_ops);
1283
1284	pcm->private_data = ensoniq;
1285	pcm->info_flags = 0;
1286#ifdef CHIP1370
1287	strcpy(pcm->name, "ES1370 DAC2/ADC");
1288#else
1289	strcpy(pcm->name, "ES1371 DAC2/ADC");
1290#endif
1291	ensoniq->pcm1 = pcm;
1292
1293	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1294					      snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024);
1295
 
 
 
 
 
 
 
 
 
 
1296	if (rpcm)
1297		*rpcm = pcm;
1298	return 0;
1299}
1300
1301static int __devinit snd_ensoniq_pcm2(struct ensoniq * ensoniq, int device,
1302				      struct snd_pcm ** rpcm)
1303{
1304	struct snd_pcm *pcm;
1305	int err;
1306
1307	if (rpcm)
1308		*rpcm = NULL;
1309#ifdef CHIP1370
1310	err = snd_pcm_new(ensoniq->card, "ES1370/2", device, 1, 0, &pcm);
1311#else
1312	err = snd_pcm_new(ensoniq->card, "ES1371/2", device, 1, 0, &pcm);
1313#endif
1314	if (err < 0)
1315		return err;
1316
1317#ifdef CHIP1370
1318	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops);
1319#else
1320	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops);
1321#endif
1322	pcm->private_data = ensoniq;
1323	pcm->info_flags = 0;
1324#ifdef CHIP1370
1325	strcpy(pcm->name, "ES1370 DAC1");
1326#else
1327	strcpy(pcm->name, "ES1371 DAC1");
1328#endif
1329	ensoniq->pcm2 = pcm;
1330
1331	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1332					      snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024);
1333
 
 
 
 
 
 
 
 
 
 
1334	if (rpcm)
1335		*rpcm = pcm;
1336	return 0;
1337}
1338
1339/*
1340 *  Mixer section
1341 */
1342
1343/*
1344 * ENS1371 mixer (including SPDIF interface)
1345 */
1346#ifdef CHIP1371
1347static int snd_ens1373_spdif_info(struct snd_kcontrol *kcontrol,
1348				  struct snd_ctl_elem_info *uinfo)
1349{
1350	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1351	uinfo->count = 1;
1352	return 0;
1353}
1354
1355static int snd_ens1373_spdif_default_get(struct snd_kcontrol *kcontrol,
1356                                         struct snd_ctl_elem_value *ucontrol)
1357{
1358	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1359	spin_lock_irq(&ensoniq->reg_lock);
1360	ucontrol->value.iec958.status[0] = (ensoniq->spdif_default >> 0) & 0xff;
1361	ucontrol->value.iec958.status[1] = (ensoniq->spdif_default >> 8) & 0xff;
1362	ucontrol->value.iec958.status[2] = (ensoniq->spdif_default >> 16) & 0xff;
1363	ucontrol->value.iec958.status[3] = (ensoniq->spdif_default >> 24) & 0xff;
1364	spin_unlock_irq(&ensoniq->reg_lock);
1365	return 0;
1366}
1367
1368static int snd_ens1373_spdif_default_put(struct snd_kcontrol *kcontrol,
1369                                         struct snd_ctl_elem_value *ucontrol)
1370{
1371	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1372	unsigned int val;
1373	int change;
1374
1375	val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1376	      ((u32)ucontrol->value.iec958.status[1] << 8) |
1377	      ((u32)ucontrol->value.iec958.status[2] << 16) |
1378	      ((u32)ucontrol->value.iec958.status[3] << 24);
1379	spin_lock_irq(&ensoniq->reg_lock);
1380	change = ensoniq->spdif_default != val;
1381	ensoniq->spdif_default = val;
1382	if (change && ensoniq->playback1_substream == NULL &&
1383	    ensoniq->playback2_substream == NULL)
1384		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1385	spin_unlock_irq(&ensoniq->reg_lock);
1386	return change;
1387}
1388
1389static int snd_ens1373_spdif_mask_get(struct snd_kcontrol *kcontrol,
1390				      struct snd_ctl_elem_value *ucontrol)
1391{
1392	ucontrol->value.iec958.status[0] = 0xff;
1393	ucontrol->value.iec958.status[1] = 0xff;
1394	ucontrol->value.iec958.status[2] = 0xff;
1395	ucontrol->value.iec958.status[3] = 0xff;
1396	return 0;
1397}
1398
1399static int snd_ens1373_spdif_stream_get(struct snd_kcontrol *kcontrol,
1400					struct snd_ctl_elem_value *ucontrol)
1401{
1402	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1403	spin_lock_irq(&ensoniq->reg_lock);
1404	ucontrol->value.iec958.status[0] = (ensoniq->spdif_stream >> 0) & 0xff;
1405	ucontrol->value.iec958.status[1] = (ensoniq->spdif_stream >> 8) & 0xff;
1406	ucontrol->value.iec958.status[2] = (ensoniq->spdif_stream >> 16) & 0xff;
1407	ucontrol->value.iec958.status[3] = (ensoniq->spdif_stream >> 24) & 0xff;
1408	spin_unlock_irq(&ensoniq->reg_lock);
1409	return 0;
1410}
1411
1412static int snd_ens1373_spdif_stream_put(struct snd_kcontrol *kcontrol,
1413                                        struct snd_ctl_elem_value *ucontrol)
1414{
1415	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1416	unsigned int val;
1417	int change;
1418
1419	val = ((u32)ucontrol->value.iec958.status[0] << 0) |
1420	      ((u32)ucontrol->value.iec958.status[1] << 8) |
1421	      ((u32)ucontrol->value.iec958.status[2] << 16) |
1422	      ((u32)ucontrol->value.iec958.status[3] << 24);
1423	spin_lock_irq(&ensoniq->reg_lock);
1424	change = ensoniq->spdif_stream != val;
1425	ensoniq->spdif_stream = val;
1426	if (change && (ensoniq->playback1_substream != NULL ||
1427		       ensoniq->playback2_substream != NULL))
1428		outl(val, ES_REG(ensoniq, CHANNEL_STATUS));
1429	spin_unlock_irq(&ensoniq->reg_lock);
1430	return change;
1431}
1432
1433#define ES1371_SPDIF(xname) \
1434{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_es1371_spdif_info, \
1435  .get = snd_es1371_spdif_get, .put = snd_es1371_spdif_put }
1436
1437#define snd_es1371_spdif_info		snd_ctl_boolean_mono_info
1438
1439static int snd_es1371_spdif_get(struct snd_kcontrol *kcontrol,
1440				struct snd_ctl_elem_value *ucontrol)
1441{
1442	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1443	
1444	spin_lock_irq(&ensoniq->reg_lock);
1445	ucontrol->value.integer.value[0] = ensoniq->ctrl & ES_1373_SPDIF_THRU ? 1 : 0;
1446	spin_unlock_irq(&ensoniq->reg_lock);
1447	return 0;
1448}
1449
1450static int snd_es1371_spdif_put(struct snd_kcontrol *kcontrol,
1451				struct snd_ctl_elem_value *ucontrol)
1452{
1453	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1454	unsigned int nval1, nval2;
1455	int change;
1456	
1457	nval1 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_THRU : 0;
1458	nval2 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_EN : 0;
1459	spin_lock_irq(&ensoniq->reg_lock);
1460	change = (ensoniq->ctrl & ES_1373_SPDIF_THRU) != nval1;
1461	ensoniq->ctrl &= ~ES_1373_SPDIF_THRU;
1462	ensoniq->ctrl |= nval1;
1463	ensoniq->cssr &= ~ES_1373_SPDIF_EN;
1464	ensoniq->cssr |= nval2;
1465	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1466	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1467	spin_unlock_irq(&ensoniq->reg_lock);
1468	return change;
1469}
1470
1471
1472/* spdif controls */
1473static struct snd_kcontrol_new snd_es1371_mixer_spdif[] __devinitdata = {
1474	ES1371_SPDIF(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH)),
1475	{
1476		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1477		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1478		.info =		snd_ens1373_spdif_info,
1479		.get =		snd_ens1373_spdif_default_get,
1480		.put =		snd_ens1373_spdif_default_put,
1481	},
1482	{
1483		.access =	SNDRV_CTL_ELEM_ACCESS_READ,
1484		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1485		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
1486		.info =		snd_ens1373_spdif_info,
1487		.get =		snd_ens1373_spdif_mask_get
1488	},
1489	{
1490		.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1491		.name =		SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1492		.info =		snd_ens1373_spdif_info,
1493		.get =		snd_ens1373_spdif_stream_get,
1494		.put =		snd_ens1373_spdif_stream_put
1495	},
1496};
1497
1498
1499#define snd_es1373_rear_info		snd_ctl_boolean_mono_info
1500
1501static int snd_es1373_rear_get(struct snd_kcontrol *kcontrol,
1502			       struct snd_ctl_elem_value *ucontrol)
1503{
1504	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1505	int val = 0;
1506	
1507	spin_lock_irq(&ensoniq->reg_lock);
1508	if ((ensoniq->cssr & (ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|
1509			      ES_1373_REAR_BIT24)) == ES_1373_REAR_BIT26)
1510	    	val = 1;
1511	ucontrol->value.integer.value[0] = val;
1512	spin_unlock_irq(&ensoniq->reg_lock);
1513	return 0;
1514}
1515
1516static int snd_es1373_rear_put(struct snd_kcontrol *kcontrol,
1517			       struct snd_ctl_elem_value *ucontrol)
1518{
1519	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1520	unsigned int nval1;
1521	int change;
1522	
1523	nval1 = ucontrol->value.integer.value[0] ?
1524		ES_1373_REAR_BIT26 : (ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1525	spin_lock_irq(&ensoniq->reg_lock);
1526	change = (ensoniq->cssr & (ES_1373_REAR_BIT27|
1527				   ES_1373_REAR_BIT26|ES_1373_REAR_BIT24)) != nval1;
1528	ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|ES_1373_REAR_BIT24);
1529	ensoniq->cssr |= nval1;
1530	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1531	spin_unlock_irq(&ensoniq->reg_lock);
1532	return change;
1533}
1534
1535static struct snd_kcontrol_new snd_ens1373_rear __devinitdata =
1536{
1537	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1538	.name =		"AC97 2ch->4ch Copy Switch",
1539	.info =		snd_es1373_rear_info,
1540	.get =		snd_es1373_rear_get,
1541	.put =		snd_es1373_rear_put,
1542};
1543
1544#define snd_es1373_line_info		snd_ctl_boolean_mono_info
1545
1546static int snd_es1373_line_get(struct snd_kcontrol *kcontrol,
1547			       struct snd_ctl_elem_value *ucontrol)
1548{
1549	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1550	int val = 0;
1551	
1552	spin_lock_irq(&ensoniq->reg_lock);
1553	if ((ensoniq->ctrl & ES_1371_GPIO_OUTM) >= 4)
1554	    	val = 1;
1555	ucontrol->value.integer.value[0] = val;
1556	spin_unlock_irq(&ensoniq->reg_lock);
1557	return 0;
1558}
1559
1560static int snd_es1373_line_put(struct snd_kcontrol *kcontrol,
1561			       struct snd_ctl_elem_value *ucontrol)
1562{
1563	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1564	int changed;
1565	unsigned int ctrl;
1566	
1567	spin_lock_irq(&ensoniq->reg_lock);
1568	ctrl = ensoniq->ctrl;
1569	if (ucontrol->value.integer.value[0])
1570		ensoniq->ctrl |= ES_1371_GPIO_OUT(4);	/* switch line-in -> rear out */
1571	else
1572		ensoniq->ctrl &= ~ES_1371_GPIO_OUT(4);
1573	changed = (ctrl != ensoniq->ctrl);
1574	if (changed)
1575		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1576	spin_unlock_irq(&ensoniq->reg_lock);
1577	return changed;
1578}
1579
1580static struct snd_kcontrol_new snd_ens1373_line __devinitdata =
1581{
1582	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1583	.name =		"Line In->Rear Out Switch",
1584	.info =		snd_es1373_line_info,
1585	.get =		snd_es1373_line_get,
1586	.put =		snd_es1373_line_put,
1587};
1588
1589static void snd_ensoniq_mixer_free_ac97(struct snd_ac97 *ac97)
1590{
1591	struct ensoniq *ensoniq = ac97->private_data;
1592	ensoniq->u.es1371.ac97 = NULL;
1593}
1594
1595struct es1371_quirk {
1596	unsigned short vid;		/* vendor ID */
1597	unsigned short did;		/* device ID */
1598	unsigned char rev;		/* revision */
1599};
1600
1601static int es1371_quirk_lookup(struct ensoniq *ensoniq,
1602				struct es1371_quirk *list)
1603{
1604	while (list->vid != (unsigned short)PCI_ANY_ID) {
1605		if (ensoniq->pci->vendor == list->vid &&
1606		    ensoniq->pci->device == list->did &&
1607		    ensoniq->rev == list->rev)
1608			return 1;
1609		list++;
1610	}
1611	return 0;
1612}
1613
1614static struct es1371_quirk es1371_spdif_present[] __devinitdata = {
1615	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1616	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1617	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1618	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1619	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1620	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1621};
1622
1623static struct snd_pci_quirk ens1373_line_quirk[] __devinitdata = {
1624	SND_PCI_QUIRK_ID(0x1274, 0x2000), /* GA-7DXR */
1625	SND_PCI_QUIRK_ID(0x1458, 0xa000), /* GA-8IEXP */
1626	{ } /* end */
1627};
1628
1629static int __devinit snd_ensoniq_1371_mixer(struct ensoniq *ensoniq,
1630					    int has_spdif, int has_line)
1631{
1632	struct snd_card *card = ensoniq->card;
1633	struct snd_ac97_bus *pbus;
1634	struct snd_ac97_template ac97;
1635	int err;
1636	static struct snd_ac97_bus_ops ops = {
1637		.write = snd_es1371_codec_write,
1638		.read = snd_es1371_codec_read,
1639		.wait = snd_es1371_codec_wait,
1640	};
1641
1642	if ((err = snd_ac97_bus(card, 0, &ops, NULL, &pbus)) < 0)
1643		return err;
1644
1645	memset(&ac97, 0, sizeof(ac97));
1646	ac97.private_data = ensoniq;
1647	ac97.private_free = snd_ensoniq_mixer_free_ac97;
1648	ac97.pci = ensoniq->pci;
1649	ac97.scaps = AC97_SCAP_AUDIO;
1650	if ((err = snd_ac97_mixer(pbus, &ac97, &ensoniq->u.es1371.ac97)) < 0)
1651		return err;
1652	if (has_spdif > 0 ||
1653	    (!has_spdif && es1371_quirk_lookup(ensoniq, es1371_spdif_present))) {
1654		struct snd_kcontrol *kctl;
1655		int i, is_spdif = 0;
1656
1657		ensoniq->spdif_default = ensoniq->spdif_stream =
1658			SNDRV_PCM_DEFAULT_CON_SPDIF;
1659		outl(ensoniq->spdif_default, ES_REG(ensoniq, CHANNEL_STATUS));
1660
1661		if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SPDIF)
1662			is_spdif++;
1663
1664		for (i = 0; i < ARRAY_SIZE(snd_es1371_mixer_spdif); i++) {
1665			kctl = snd_ctl_new1(&snd_es1371_mixer_spdif[i], ensoniq);
1666			if (!kctl)
1667				return -ENOMEM;
1668			kctl->id.index = is_spdif;
1669			err = snd_ctl_add(card, kctl);
1670			if (err < 0)
1671				return err;
1672		}
1673	}
1674	if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SDAC) {
1675		/* mirror rear to front speakers */
1676		ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT24);
1677		ensoniq->cssr |= ES_1373_REAR_BIT26;
1678		err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_rear, ensoniq));
1679		if (err < 0)
1680			return err;
1681	}
1682	if (has_line > 0 ||
1683	    snd_pci_quirk_lookup(ensoniq->pci, ens1373_line_quirk)) {
1684		 err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_line,
1685						      ensoniq));
1686		 if (err < 0)
1687			 return err;
1688	}
1689
1690	return 0;
1691}
1692
1693#endif /* CHIP1371 */
1694
1695/* generic control callbacks for ens1370 */
1696#ifdef CHIP1370
1697#define ENSONIQ_CONTROL(xname, mask) \
1698{ .iface = SNDRV_CTL_ELEM_IFACE_CARD, .name = xname, .info = snd_ensoniq_control_info, \
1699  .get = snd_ensoniq_control_get, .put = snd_ensoniq_control_put, \
1700  .private_value = mask }
1701
1702#define snd_ensoniq_control_info	snd_ctl_boolean_mono_info
1703
1704static int snd_ensoniq_control_get(struct snd_kcontrol *kcontrol,
1705				   struct snd_ctl_elem_value *ucontrol)
1706{
1707	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1708	int mask = kcontrol->private_value;
1709	
1710	spin_lock_irq(&ensoniq->reg_lock);
1711	ucontrol->value.integer.value[0] = ensoniq->ctrl & mask ? 1 : 0;
1712	spin_unlock_irq(&ensoniq->reg_lock);
1713	return 0;
1714}
1715
1716static int snd_ensoniq_control_put(struct snd_kcontrol *kcontrol,
1717				   struct snd_ctl_elem_value *ucontrol)
1718{
1719	struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol);
1720	int mask = kcontrol->private_value;
1721	unsigned int nval;
1722	int change;
1723	
1724	nval = ucontrol->value.integer.value[0] ? mask : 0;
1725	spin_lock_irq(&ensoniq->reg_lock);
1726	change = (ensoniq->ctrl & mask) != nval;
1727	ensoniq->ctrl &= ~mask;
1728	ensoniq->ctrl |= nval;
1729	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1730	spin_unlock_irq(&ensoniq->reg_lock);
1731	return change;
1732}
1733
1734/*
1735 * ENS1370 mixer
1736 */
1737
1738static struct snd_kcontrol_new snd_es1370_controls[2] __devinitdata = {
1739ENSONIQ_CONTROL("PCM 0 Output also on Line-In Jack", ES_1370_XCTL0),
1740ENSONIQ_CONTROL("Mic +5V bias", ES_1370_XCTL1)
1741};
1742
1743#define ES1370_CONTROLS ARRAY_SIZE(snd_es1370_controls)
1744
1745static void snd_ensoniq_mixer_free_ak4531(struct snd_ak4531 *ak4531)
1746{
1747	struct ensoniq *ensoniq = ak4531->private_data;
1748	ensoniq->u.es1370.ak4531 = NULL;
1749}
1750
1751static int __devinit snd_ensoniq_1370_mixer(struct ensoniq * ensoniq)
1752{
1753	struct snd_card *card = ensoniq->card;
1754	struct snd_ak4531 ak4531;
1755	unsigned int idx;
1756	int err;
1757
1758	/* try reset AK4531 */
1759	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
1760	inw(ES_REG(ensoniq, 1370_CODEC));
1761	udelay(100);
1762	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
1763	inw(ES_REG(ensoniq, 1370_CODEC));
1764	udelay(100);
1765
1766	memset(&ak4531, 0, sizeof(ak4531));
1767	ak4531.write = snd_es1370_codec_write;
1768	ak4531.private_data = ensoniq;
1769	ak4531.private_free = snd_ensoniq_mixer_free_ak4531;
1770	if ((err = snd_ak4531_mixer(card, &ak4531, &ensoniq->u.es1370.ak4531)) < 0)
1771		return err;
1772	for (idx = 0; idx < ES1370_CONTROLS; idx++) {
1773		err = snd_ctl_add(card, snd_ctl_new1(&snd_es1370_controls[idx], ensoniq));
1774		if (err < 0)
1775			return err;
1776	}
1777	return 0;
1778}
1779
1780#endif /* CHIP1370 */
1781
1782#ifdef SUPPORT_JOYSTICK
1783
1784#ifdef CHIP1371
1785static int __devinit snd_ensoniq_get_joystick_port(int dev)
1786{
1787	switch (joystick_port[dev]) {
1788	case 0: /* disabled */
1789	case 1: /* auto-detect */
1790	case 0x200:
1791	case 0x208:
1792	case 0x210:
1793	case 0x218:
1794		return joystick_port[dev];
1795
1796	default:
1797		printk(KERN_ERR "ens1371: invalid joystick port %#x", joystick_port[dev]);
 
1798		return 0;
1799	}
1800}
1801#else
1802static inline int snd_ensoniq_get_joystick_port(int dev)
1803{
1804	return joystick[dev] ? 0x200 : 0;
1805}
1806#endif
1807
1808static int __devinit snd_ensoniq_create_gameport(struct ensoniq *ensoniq, int dev)
1809{
1810	struct gameport *gp;
1811	int io_port;
1812
1813	io_port = snd_ensoniq_get_joystick_port(dev);
1814
1815	switch (io_port) {
1816	case 0:
1817		return -ENOSYS;
1818
1819	case 1: /* auto_detect */
1820		for (io_port = 0x200; io_port <= 0x218; io_port += 8)
1821			if (request_region(io_port, 8, "ens137x: gameport"))
1822				break;
1823		if (io_port > 0x218) {
1824			printk(KERN_WARNING "ens137x: no gameport ports available\n");
 
1825			return -EBUSY;
1826		}
1827		break;
1828
1829	default:
1830		if (!request_region(io_port, 8, "ens137x: gameport")) {
1831			printk(KERN_WARNING "ens137x: gameport io port 0x%#x in use\n",
 
1832			       io_port);
1833			return -EBUSY;
1834		}
1835		break;
1836	}
1837
1838	ensoniq->gameport = gp = gameport_allocate_port();
1839	if (!gp) {
1840		printk(KERN_ERR "ens137x: cannot allocate memory for gameport\n");
 
1841		release_region(io_port, 8);
1842		return -ENOMEM;
1843	}
1844
1845	gameport_set_name(gp, "ES137x");
1846	gameport_set_phys(gp, "pci%s/gameport0", pci_name(ensoniq->pci));
1847	gameport_set_dev_parent(gp, &ensoniq->pci->dev);
1848	gp->io = io_port;
1849
1850	ensoniq->ctrl |= ES_JYSTK_EN;
1851#ifdef CHIP1371
1852	ensoniq->ctrl &= ~ES_1371_JOY_ASELM;
1853	ensoniq->ctrl |= ES_1371_JOY_ASEL((io_port - 0x200) / 8);
1854#endif
1855	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1856
1857	gameport_register_port(ensoniq->gameport);
1858
1859	return 0;
1860}
1861
1862static void snd_ensoniq_free_gameport(struct ensoniq *ensoniq)
1863{
1864	if (ensoniq->gameport) {
1865		int port = ensoniq->gameport->io;
1866
1867		gameport_unregister_port(ensoniq->gameport);
1868		ensoniq->gameport = NULL;
1869		ensoniq->ctrl &= ~ES_JYSTK_EN;
1870		outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1871		release_region(port, 8);
1872	}
1873}
1874#else
1875static inline int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, long port) { return -ENOSYS; }
1876static inline void snd_ensoniq_free_gameport(struct ensoniq *ensoniq) { }
1877#endif /* SUPPORT_JOYSTICK */
1878
1879/*
1880
1881 */
1882
1883static void snd_ensoniq_proc_read(struct snd_info_entry *entry, 
1884				  struct snd_info_buffer *buffer)
1885{
1886	struct ensoniq *ensoniq = entry->private_data;
1887
1888#ifdef CHIP1370
1889	snd_iprintf(buffer, "Ensoniq AudioPCI ES1370\n\n");
1890#else
1891	snd_iprintf(buffer, "Ensoniq AudioPCI ES1371\n\n");
1892#endif
1893	snd_iprintf(buffer, "Joystick enable  : %s\n",
1894		    ensoniq->ctrl & ES_JYSTK_EN ? "on" : "off");
1895#ifdef CHIP1370
1896	snd_iprintf(buffer, "MIC +5V bias     : %s\n",
1897		    ensoniq->ctrl & ES_1370_XCTL1 ? "on" : "off");
1898	snd_iprintf(buffer, "Line In to AOUT  : %s\n",
1899		    ensoniq->ctrl & ES_1370_XCTL0 ? "on" : "off");
1900#else
1901	snd_iprintf(buffer, "Joystick port    : 0x%x\n",
1902		    (ES_1371_JOY_ASELI(ensoniq->ctrl) * 8) + 0x200);
1903#endif
1904}
1905
1906static void __devinit snd_ensoniq_proc_init(struct ensoniq * ensoniq)
1907{
1908	struct snd_info_entry *entry;
1909
1910	if (! snd_card_proc_new(ensoniq->card, "audiopci", &entry))
1911		snd_info_set_text_ops(entry, ensoniq, snd_ensoniq_proc_read);
1912}
1913
1914/*
1915
1916 */
1917
1918static int snd_ensoniq_free(struct ensoniq *ensoniq)
1919{
1920	snd_ensoniq_free_gameport(ensoniq);
1921	if (ensoniq->irq < 0)
1922		goto __hw_end;
1923#ifdef CHIP1370
1924	outl(ES_1370_SERR_DISABLE, ES_REG(ensoniq, CONTROL));	/* switch everything off */
1925	outl(0, ES_REG(ensoniq, SERIAL));	/* clear serial interface */
1926#else
1927	outl(0, ES_REG(ensoniq, CONTROL));	/* switch everything off */
1928	outl(0, ES_REG(ensoniq, SERIAL));	/* clear serial interface */
1929#endif
1930	if (ensoniq->irq >= 0)
1931		synchronize_irq(ensoniq->irq);
1932	pci_set_power_state(ensoniq->pci, 3);
1933      __hw_end:
1934#ifdef CHIP1370
1935	if (ensoniq->dma_bug.area)
1936		snd_dma_free_pages(&ensoniq->dma_bug);
1937#endif
1938	if (ensoniq->irq >= 0)
1939		free_irq(ensoniq->irq, ensoniq);
1940	pci_release_regions(ensoniq->pci);
1941	pci_disable_device(ensoniq->pci);
1942	kfree(ensoniq);
1943	return 0;
1944}
1945
1946static int snd_ensoniq_dev_free(struct snd_device *device)
1947{
1948	struct ensoniq *ensoniq = device->device_data;
1949	return snd_ensoniq_free(ensoniq);
1950}
1951
1952#ifdef CHIP1371
1953static struct snd_pci_quirk es1371_amplifier_hack[] __devinitdata = {
1954	SND_PCI_QUIRK_ID(0x107b, 0x2150),	/* Gateway Solo 2150 */
1955	SND_PCI_QUIRK_ID(0x13bd, 0x100c),	/* EV1938 on Mebius PC-MJ100V */
1956	SND_PCI_QUIRK_ID(0x1102, 0x5938),	/* Targa Xtender300 */
1957	SND_PCI_QUIRK_ID(0x1102, 0x8938),	/* IPC Topnote G notebook */
1958	{ } /* end */
1959};
1960
1961static struct es1371_quirk es1371_ac97_reset_hack[] = {
1962	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C },
1963	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D },
1964	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E },
1965	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A },
1966	{ .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 },
1967	{ .vid = PCI_ANY_ID, .did = PCI_ANY_ID }
1968};
1969#endif
1970
1971static void snd_ensoniq_chip_init(struct ensoniq *ensoniq)
1972{
1973#ifdef CHIP1371
1974	int idx;
1975#endif
1976	/* this code was part of snd_ensoniq_create before intruduction
1977	  * of suspend/resume
1978	  */
1979#ifdef CHIP1370
1980	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1981	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1982	outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE));
1983	outl(ensoniq->dma_bug.addr, ES_REG(ensoniq, PHANTOM_FRAME));
1984	outl(0, ES_REG(ensoniq, PHANTOM_COUNT));
1985#else
1986	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
1987	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
1988	outl(0, ES_REG(ensoniq, 1371_LEGACY));
1989	if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack)) {
1990	    outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
1991	    /* need to delay around 20ms(bleech) to give
1992	       some CODECs enough time to wakeup */
1993	    msleep(20);
1994	}
1995	/* AC'97 warm reset to start the bitclk */
1996	outl(ensoniq->ctrl | ES_1371_SYNC_RES, ES_REG(ensoniq, CONTROL));
1997	inl(ES_REG(ensoniq, CONTROL));
1998	udelay(20);
1999	outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
2000	/* Init the sample rate converter */
2001	snd_es1371_wait_src_ready(ensoniq);	
2002	outl(ES_1371_SRC_DISABLE, ES_REG(ensoniq, 1371_SMPRATE));
2003	for (idx = 0; idx < 0x80; idx++)
2004		snd_es1371_src_write(ensoniq, idx, 0);
2005	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_TRUNC_N, 16 << 4);
2006	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS, 16 << 10);
2007	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_TRUNC_N, 16 << 4);
2008	snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS, 16 << 10);
2009	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, 1 << 12);
2010	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, 1 << 12);
2011	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1, 1 << 12);
2012	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1 + 1, 1 << 12);
2013	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2, 1 << 12);
2014	snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2 + 1, 1 << 12);
2015	snd_es1371_adc_rate(ensoniq, 22050);
2016	snd_es1371_dac1_rate(ensoniq, 22050);
2017	snd_es1371_dac2_rate(ensoniq, 22050);
2018	/* WARNING:
2019	 * enabling the sample rate converter without properly programming
2020	 * its parameters causes the chip to lock up (the SRC busy bit will
2021	 * be stuck high, and I've found no way to rectify this other than
2022	 * power cycle) - Thomas Sailer
2023	 */
2024	snd_es1371_wait_src_ready(ensoniq);
2025	outl(0, ES_REG(ensoniq, 1371_SMPRATE));
2026	/* try reset codec directly */
2027	outl(ES_1371_CODEC_WRITE(0, 0), ES_REG(ensoniq, 1371_CODEC));
2028#endif
2029	outb(ensoniq->uartc = 0x00, ES_REG(ensoniq, UART_CONTROL));
2030	outb(0x00, ES_REG(ensoniq, UART_RES));
2031	outl(ensoniq->cssr, ES_REG(ensoniq, STATUS));
2032	synchronize_irq(ensoniq->irq);
2033}
2034
2035#ifdef CONFIG_PM
2036static int snd_ensoniq_suspend(struct pci_dev *pci, pm_message_t state)
2037{
2038	struct snd_card *card = pci_get_drvdata(pci);
 
2039	struct ensoniq *ensoniq = card->private_data;
2040	
2041	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2042
2043	snd_pcm_suspend_all(ensoniq->pcm1);
2044	snd_pcm_suspend_all(ensoniq->pcm2);
2045	
2046#ifdef CHIP1371	
2047	snd_ac97_suspend(ensoniq->u.es1371.ac97);
2048#else
2049	/* try to reset AK4531 */
2050	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC));
2051	inw(ES_REG(ensoniq, 1370_CODEC));
2052	udelay(100);
2053	outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC));
2054	inw(ES_REG(ensoniq, 1370_CODEC));
2055	udelay(100);
2056	snd_ak4531_suspend(ensoniq->u.es1370.ak4531);
2057#endif	
2058
2059	pci_disable_device(pci);
2060	pci_save_state(pci);
2061	pci_set_power_state(pci, pci_choose_state(pci, state));
2062	return 0;
2063}
2064
2065static int snd_ensoniq_resume(struct pci_dev *pci)
2066{
2067	struct snd_card *card = pci_get_drvdata(pci);
 
2068	struct ensoniq *ensoniq = card->private_data;
2069
2070	pci_set_power_state(pci, PCI_D0);
2071	pci_restore_state(pci);
2072	if (pci_enable_device(pci) < 0) {
2073		printk(KERN_ERR DRIVER_NAME ": pci_enable_device failed, "
2074		       "disabling device\n");
2075		snd_card_disconnect(card);
2076		return -EIO;
2077	}
2078	pci_set_master(pci);
2079
2080	snd_ensoniq_chip_init(ensoniq);
2081
2082#ifdef CHIP1371	
2083	snd_ac97_resume(ensoniq->u.es1371.ac97);
2084#else
2085	snd_ak4531_resume(ensoniq->u.es1370.ak4531);
2086#endif	
2087	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2088	return 0;
2089}
2090#endif /* CONFIG_PM */
2091
 
 
 
 
 
2092
2093static int __devinit snd_ensoniq_create(struct snd_card *card,
2094				     struct pci_dev *pci,
2095				     struct ensoniq ** rensoniq)
2096{
2097	struct ensoniq *ensoniq;
2098	int err;
2099	static struct snd_device_ops ops = {
2100		.dev_free =	snd_ensoniq_dev_free,
2101	};
2102
2103	*rensoniq = NULL;
2104	if ((err = pci_enable_device(pci)) < 0)
2105		return err;
2106	ensoniq = kzalloc(sizeof(*ensoniq), GFP_KERNEL);
2107	if (ensoniq == NULL) {
2108		pci_disable_device(pci);
2109		return -ENOMEM;
2110	}
2111	spin_lock_init(&ensoniq->reg_lock);
2112	mutex_init(&ensoniq->src_mutex);
2113	ensoniq->card = card;
2114	ensoniq->pci = pci;
2115	ensoniq->irq = -1;
2116	if ((err = pci_request_regions(pci, "Ensoniq AudioPCI")) < 0) {
2117		kfree(ensoniq);
2118		pci_disable_device(pci);
2119		return err;
2120	}
2121	ensoniq->port = pci_resource_start(pci, 0);
2122	if (request_irq(pci->irq, snd_audiopci_interrupt, IRQF_SHARED,
2123			KBUILD_MODNAME, ensoniq)) {
2124		snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2125		snd_ensoniq_free(ensoniq);
2126		return -EBUSY;
2127	}
2128	ensoniq->irq = pci->irq;
2129#ifdef CHIP1370
2130	if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2131				16, &ensoniq->dma_bug) < 0) {
2132		snd_printk(KERN_ERR "unable to allocate space for phantom area - dma_bug\n");
2133		snd_ensoniq_free(ensoniq);
2134		return -EBUSY;
2135	}
2136#endif
2137	pci_set_master(pci);
2138	ensoniq->rev = pci->revision;
2139#ifdef CHIP1370
2140#if 0
2141	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_SERR_DISABLE |
2142		ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2143#else	/* get microphone working */
2144	ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
2145#endif
2146	ensoniq->sctrl = 0;
2147#else
2148	ensoniq->ctrl = 0;
2149	ensoniq->sctrl = 0;
2150	ensoniq->cssr = 0;
2151	if (snd_pci_quirk_lookup(pci, es1371_amplifier_hack))
2152		ensoniq->ctrl |= ES_1371_GPIO_OUT(1);	/* turn amplifier on */
2153
2154	if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack))
2155		ensoniq->cssr |= ES_1371_ST_AC97_RST;
2156#endif
2157
2158	snd_ensoniq_chip_init(ensoniq);
2159
2160	if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ensoniq, &ops)) < 0) {
2161		snd_ensoniq_free(ensoniq);
2162		return err;
2163	}
2164
2165	snd_ensoniq_proc_init(ensoniq);
2166
2167	snd_card_set_dev(card, &pci->dev);
2168
2169	*rensoniq = ensoniq;
2170	return 0;
2171}
2172
2173/*
2174 *  MIDI section
2175 */
2176
2177static void snd_ensoniq_midi_interrupt(struct ensoniq * ensoniq)
2178{
2179	struct snd_rawmidi *rmidi = ensoniq->rmidi;
2180	unsigned char status, mask, byte;
2181
2182	if (rmidi == NULL)
2183		return;
2184	/* do Rx at first */
2185	spin_lock(&ensoniq->reg_lock);
2186	mask = ensoniq->uartm & ES_MODE_INPUT ? ES_RXRDY : 0;
2187	while (mask) {
2188		status = inb(ES_REG(ensoniq, UART_STATUS));
2189		if ((status & mask) == 0)
2190			break;
2191		byte = inb(ES_REG(ensoniq, UART_DATA));
2192		snd_rawmidi_receive(ensoniq->midi_input, &byte, 1);
2193	}
2194	spin_unlock(&ensoniq->reg_lock);
2195
2196	/* do Tx at second */
2197	spin_lock(&ensoniq->reg_lock);
2198	mask = ensoniq->uartm & ES_MODE_OUTPUT ? ES_TXRDY : 0;
2199	while (mask) {
2200		status = inb(ES_REG(ensoniq, UART_STATUS));
2201		if ((status & mask) == 0)
2202			break;
2203		if (snd_rawmidi_transmit(ensoniq->midi_output, &byte, 1) != 1) {
2204			ensoniq->uartc &= ~ES_TXINTENM;
2205			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2206			mask &= ~ES_TXRDY;
2207		} else {
2208			outb(byte, ES_REG(ensoniq, UART_DATA));
2209		}
2210	}
2211	spin_unlock(&ensoniq->reg_lock);
2212}
2213
2214static int snd_ensoniq_midi_input_open(struct snd_rawmidi_substream *substream)
2215{
2216	struct ensoniq *ensoniq = substream->rmidi->private_data;
2217
2218	spin_lock_irq(&ensoniq->reg_lock);
2219	ensoniq->uartm |= ES_MODE_INPUT;
2220	ensoniq->midi_input = substream;
2221	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2222		outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2223		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2224		outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2225	}
2226	spin_unlock_irq(&ensoniq->reg_lock);
2227	return 0;
2228}
2229
2230static int snd_ensoniq_midi_input_close(struct snd_rawmidi_substream *substream)
2231{
2232	struct ensoniq *ensoniq = substream->rmidi->private_data;
2233
2234	spin_lock_irq(&ensoniq->reg_lock);
2235	if (!(ensoniq->uartm & ES_MODE_OUTPUT)) {
2236		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2237		outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2238	} else {
2239		outb(ensoniq->uartc &= ~ES_RXINTEN, ES_REG(ensoniq, UART_CONTROL));
2240	}
2241	ensoniq->midi_input = NULL;
2242	ensoniq->uartm &= ~ES_MODE_INPUT;
2243	spin_unlock_irq(&ensoniq->reg_lock);
2244	return 0;
2245}
2246
2247static int snd_ensoniq_midi_output_open(struct snd_rawmidi_substream *substream)
2248{
2249	struct ensoniq *ensoniq = substream->rmidi->private_data;
2250
2251	spin_lock_irq(&ensoniq->reg_lock);
2252	ensoniq->uartm |= ES_MODE_OUTPUT;
2253	ensoniq->midi_output = substream;
2254	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2255		outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL));
2256		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2257		outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL));
2258	}
2259	spin_unlock_irq(&ensoniq->reg_lock);
2260	return 0;
2261}
2262
2263static int snd_ensoniq_midi_output_close(struct snd_rawmidi_substream *substream)
2264{
2265	struct ensoniq *ensoniq = substream->rmidi->private_data;
2266
2267	spin_lock_irq(&ensoniq->reg_lock);
2268	if (!(ensoniq->uartm & ES_MODE_INPUT)) {
2269		outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL));
2270		outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL));
2271	} else {
2272		outb(ensoniq->uartc &= ~ES_TXINTENM, ES_REG(ensoniq, UART_CONTROL));
2273	}
2274	ensoniq->midi_output = NULL;
2275	ensoniq->uartm &= ~ES_MODE_OUTPUT;
2276	spin_unlock_irq(&ensoniq->reg_lock);
2277	return 0;
2278}
2279
2280static void snd_ensoniq_midi_input_trigger(struct snd_rawmidi_substream *substream, int up)
2281{
2282	unsigned long flags;
2283	struct ensoniq *ensoniq = substream->rmidi->private_data;
2284	int idx;
2285
2286	spin_lock_irqsave(&ensoniq->reg_lock, flags);
2287	if (up) {
2288		if ((ensoniq->uartc & ES_RXINTEN) == 0) {
2289			/* empty input FIFO */
2290			for (idx = 0; idx < 32; idx++)
2291				inb(ES_REG(ensoniq, UART_DATA));
2292			ensoniq->uartc |= ES_RXINTEN;
2293			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2294		}
2295	} else {
2296		if (ensoniq->uartc & ES_RXINTEN) {
2297			ensoniq->uartc &= ~ES_RXINTEN;
2298			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2299		}
2300	}
2301	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2302}
2303
2304static void snd_ensoniq_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
2305{
2306	unsigned long flags;
2307	struct ensoniq *ensoniq = substream->rmidi->private_data;
2308	unsigned char byte;
2309
2310	spin_lock_irqsave(&ensoniq->reg_lock, flags);
2311	if (up) {
2312		if (ES_TXINTENI(ensoniq->uartc) == 0) {
2313			ensoniq->uartc |= ES_TXINTENO(1);
2314			/* fill UART FIFO buffer at first, and turn Tx interrupts only if necessary */
2315			while (ES_TXINTENI(ensoniq->uartc) == 1 &&
2316			       (inb(ES_REG(ensoniq, UART_STATUS)) & ES_TXRDY)) {
2317				if (snd_rawmidi_transmit(substream, &byte, 1) != 1) {
2318					ensoniq->uartc &= ~ES_TXINTENM;
2319				} else {
2320					outb(byte, ES_REG(ensoniq, UART_DATA));
2321				}
2322			}
2323			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2324		}
2325	} else {
2326		if (ES_TXINTENI(ensoniq->uartc) == 1) {
2327			ensoniq->uartc &= ~ES_TXINTENM;
2328			outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL));
2329		}
2330	}
2331	spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
2332}
2333
2334static struct snd_rawmidi_ops snd_ensoniq_midi_output =
2335{
2336	.open =		snd_ensoniq_midi_output_open,
2337	.close =	snd_ensoniq_midi_output_close,
2338	.trigger =	snd_ensoniq_midi_output_trigger,
2339};
2340
2341static struct snd_rawmidi_ops snd_ensoniq_midi_input =
2342{
2343	.open =		snd_ensoniq_midi_input_open,
2344	.close =	snd_ensoniq_midi_input_close,
2345	.trigger =	snd_ensoniq_midi_input_trigger,
2346};
2347
2348static int __devinit snd_ensoniq_midi(struct ensoniq * ensoniq, int device,
2349				      struct snd_rawmidi **rrawmidi)
2350{
2351	struct snd_rawmidi *rmidi;
2352	int err;
2353
2354	if (rrawmidi)
2355		*rrawmidi = NULL;
2356	if ((err = snd_rawmidi_new(ensoniq->card, "ES1370/1", device, 1, 1, &rmidi)) < 0)
2357		return err;
2358#ifdef CHIP1370
2359	strcpy(rmidi->name, "ES1370");
2360#else
2361	strcpy(rmidi->name, "ES1371");
2362#endif
2363	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_ensoniq_midi_output);
2364	snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_ensoniq_midi_input);
2365	rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | SNDRV_RAWMIDI_INFO_INPUT |
2366		SNDRV_RAWMIDI_INFO_DUPLEX;
2367	rmidi->private_data = ensoniq;
2368	ensoniq->rmidi = rmidi;
2369	if (rrawmidi)
2370		*rrawmidi = rmidi;
2371	return 0;
2372}
2373
2374/*
2375 *  Interrupt handler
2376 */
2377
2378static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id)
2379{
2380	struct ensoniq *ensoniq = dev_id;
2381	unsigned int status, sctrl;
2382
2383	if (ensoniq == NULL)
2384		return IRQ_NONE;
2385
2386	status = inl(ES_REG(ensoniq, STATUS));
2387	if (!(status & ES_INTR))
2388		return IRQ_NONE;
2389
2390	spin_lock(&ensoniq->reg_lock);
2391	sctrl = ensoniq->sctrl;
2392	if (status & ES_DAC1)
2393		sctrl &= ~ES_P1_INT_EN;
2394	if (status & ES_DAC2)
2395		sctrl &= ~ES_P2_INT_EN;
2396	if (status & ES_ADC)
2397		sctrl &= ~ES_R1_INT_EN;
2398	outl(sctrl, ES_REG(ensoniq, SERIAL));
2399	outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL));
2400	spin_unlock(&ensoniq->reg_lock);
2401
2402	if (status & ES_UART)
2403		snd_ensoniq_midi_interrupt(ensoniq);
2404	if ((status & ES_DAC2) && ensoniq->playback2_substream)
2405		snd_pcm_period_elapsed(ensoniq->playback2_substream);
2406	if ((status & ES_ADC) && ensoniq->capture_substream)
2407		snd_pcm_period_elapsed(ensoniq->capture_substream);
2408	if ((status & ES_DAC1) && ensoniq->playback1_substream)
2409		snd_pcm_period_elapsed(ensoniq->playback1_substream);
2410	return IRQ_HANDLED;
2411}
2412
2413static int __devinit snd_audiopci_probe(struct pci_dev *pci,
2414					const struct pci_device_id *pci_id)
2415{
2416	static int dev;
2417	struct snd_card *card;
2418	struct ensoniq *ensoniq;
2419	int err, pcm_devs[2];
2420
2421	if (dev >= SNDRV_CARDS)
2422		return -ENODEV;
2423	if (!enable[dev]) {
2424		dev++;
2425		return -ENOENT;
2426	}
2427
2428	err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
 
2429	if (err < 0)
2430		return err;
2431
2432	if ((err = snd_ensoniq_create(card, pci, &ensoniq)) < 0) {
2433		snd_card_free(card);
2434		return err;
2435	}
2436	card->private_data = ensoniq;
2437
2438	pcm_devs[0] = 0; pcm_devs[1] = 1;
2439#ifdef CHIP1370
2440	if ((err = snd_ensoniq_1370_mixer(ensoniq)) < 0) {
2441		snd_card_free(card);
2442		return err;
2443	}
2444#endif
2445#ifdef CHIP1371
2446	if ((err = snd_ensoniq_1371_mixer(ensoniq, spdif[dev], lineio[dev])) < 0) {
2447		snd_card_free(card);
2448		return err;
2449	}
2450#endif
2451	if ((err = snd_ensoniq_pcm(ensoniq, 0, NULL)) < 0) {
2452		snd_card_free(card);
2453		return err;
2454	}
2455	if ((err = snd_ensoniq_pcm2(ensoniq, 1, NULL)) < 0) {
2456		snd_card_free(card);
2457		return err;
2458	}
2459	if ((err = snd_ensoniq_midi(ensoniq, 0, NULL)) < 0) {
2460		snd_card_free(card);
2461		return err;
2462	}
2463
2464	snd_ensoniq_create_gameport(ensoniq, dev);
2465
2466	strcpy(card->driver, DRIVER_NAME);
2467
2468	strcpy(card->shortname, "Ensoniq AudioPCI");
2469	sprintf(card->longname, "%s %s at 0x%lx, irq %i",
2470		card->shortname,
2471		card->driver,
2472		ensoniq->port,
2473		ensoniq->irq);
2474
2475	if ((err = snd_card_register(card)) < 0) {
2476		snd_card_free(card);
2477		return err;
2478	}
2479
2480	pci_set_drvdata(pci, card);
2481	dev++;
2482	return 0;
2483}
2484
2485static void __devexit snd_audiopci_remove(struct pci_dev *pci)
2486{
2487	snd_card_free(pci_get_drvdata(pci));
2488	pci_set_drvdata(pci, NULL);
2489}
2490
2491static struct pci_driver ens137x_driver = {
2492	.name = KBUILD_MODNAME,
2493	.id_table = snd_audiopci_ids,
2494	.probe = snd_audiopci_probe,
2495	.remove = __devexit_p(snd_audiopci_remove),
2496#ifdef CONFIG_PM
2497	.suspend = snd_ensoniq_suspend,
2498	.resume = snd_ensoniq_resume,
2499#endif
2500};
2501	
2502module_pci_driver(ens137x_driver);